Factor the following: 7k^2+3k-10

Answers

Answer 1

Step-by-step explanation:

7k² + 3k - 10

= 7k² + ( 10 - 7 ) k - 10

= 7k² + 10k - 7k - 10

= k( 7k + 10 ) - 1( 7k + 10)

= ( 7k + 10) ( k - 1)

Hope it will help :)

Answer 2

Answer:

Step-by-step explanation:

Use the Pythagorean Theorem to determine the roots

k = 1,-10/7

7k^2+3k-10 = 7(k-1)(k+10/7) = (k-1)(7k+10)


Related Questions

HELP MEEEEEEEEE PLSS

Answers

Answer: 8/63

Step-by-step explanation:

Just divide it

Answer:

The answer is 8/63.

When u get two fractions like that, u gotta flip the bottom one upside down. So that the bottom number is on the top and the top number is on the bottom.

6 x 16 = 6 x ( _ + 6 )

= (6 x _ ) + ( 6 x _ )

= _ + _

= _ square units

(hope u understand) ( this "_" means it needs to be answered)

Answers

Answer:

10

10,6

60 + 36

96 square unnits

Step-by-step explanation:

In the diagram find the value of x

Answers

Answer:

x= 5

Step-by-step explanation:

Need help on this please help

Answers

Answer:

209.8

Step-by-step explanation:

Length 11.5

Width 4

Height 3.8

Formula: 2(wl+hl+hw)

How do I find the midpoint n distance of a segment?

Answers

Answer:

use this formula

Step-by-step explanation:

Answer:

find the points for A and C then use those points in this formula to get the answer: M( x1 + x2/2, y1 + y2/2)

Step-by-step explanation:

FASTTT HURRYYYY PLEASEEEEEE
The pair of figures is similar. Find the missing side.

Answers

The answer is x=12 :)

Pls help with this. I will mark BRAINLIEST!

How can an area model help you set
up an equation for a problem situation?

Answers

Answer: In mathematics, an area model is a rectangular diagram or model used for multiplication and division problems, in which the  or the  and  define the length and width of the rectangle.

We can break one large  of the rectangle into several smaller boxes, using number bonds, to make the calculation easier. Then we add to get the area of the whole, which is the  or quotient.

Step-by-step explanation:

For example, you can find the product 23 × 37 by finding the area of a rectangle with a width of 23 and a length of 37: Of course, there is little gained if you simply multiply 23 × 37! What makes the area model useful is that area is a conserved quantity.

Question 10 of 10
Which of the equations below could be the equation of this parabola?
5
-5
Vertex (0,0)
5
5
A. x = 3y2
B. y= 3x2
c. y=-3x2

Answers

Answer:

×=234(43)rep3224×89

234+432=642

the answer is 642

3×2=6

The equation of the parabola that represents the given graph is y = 3x².

The correct option is B.

What is a parabola?

A plane curve produced by a moving point such that its separation from a fixed point equals that of a fixed line is a parabola.

If the vertex of the parabola is at (0, 0), then the equation of the parabola has the form:

y = a x²

where "a" is a constant that determines the shape of the parabola. We need to find the value of "a" using the fact that the parabola passes through the point (1, 3).

Plugging in the coordinates of the passing point (1, 3), we get:

3 = a (1)²

3 = a

Therefore, the value of "a" is 5.

Hence, the equation of the parabola is:

y = 3x²

To learn more about the parabola;

https://brainly.com/question/21685473

#SPJ5

What are the one-sided limits around the discontinuity
shown in the graph?


Answers

The one-sided limits around the discontinuity shown in the graph are infinity and zero i.e. option 2.

What is a discontinuous function?

Discontinuous functions are functions that do not have a continuous curve - there is a hole or jump in the graph.

In the shown graph of the function, the function is discontinuous at x=-3

[tex]\lim_{x \to \ -3} g(x)[/tex] tends to infinity so [tex]\lim_{x \to \ -3} g(x)[/tex] does not exist.

[tex]\lim_{x \to \ +3} g(x)=0[/tex]

Hence, the one-sided limits around the discontinuity shown in the graph are infinity and zero i.e. option 2.

To get more about discontinuity visit:

https://brainly.com/question/24637240

Answer:

b

Step-by-step explanation:

8x2 - 6x + 3 – 2x – 10x?

Answers

Answer:

8[tex]x^{2}[/tex] + 3 + -6x

Step-by-step explanation:

First we need to find the like terms so that we could add them. In this case the like terms are,

1. 6x , -2x , -10x

So, these are the only terms that we can add in this expression.

Hence,

=> 8[tex]x^{2}[/tex] + 3 + (6x - 2x - 10x)

=> 8[tex]x^{2}[/tex] + 3 + -6x

And this is as simple as this expression can go until we find the value of "x" which is not yet told.

Hope my answer helped.

Answer:

☺️

Step-by-step explanation:

Calculator mo.. Baka maka tulong sayo. God bless

pls answer 6 ill give brainliest :d

Answers

Answer:

D

Step-by-step explanation:

"Solution to the system" means when the two lines intersect. As seen in the graph, you can see that the two lines intersect at (3,-4). This was for Question 11

For question 12 I got G for the answer also you did not put the question 6

What is the expanded form of 4,365,421,006

Answers

Answer:4 × 109

+ 3 × 108

+ 6 × 107

+ 5 × 106

+ 4 × 105

+ 2 × 104

+ 1 × 103

+ 0 × 102

+ 0 × 101

+ 6 × 100

Step-by-step explanation:

Answer:

Ok!

Step-by-step explanation:

if you need help with "expanded form" you can always go to calculatorsoup

4 pairs of shoes cost $80. What is the cost of 7 pairs of shoes?

Answers

Answer:

140

Step-by-step explanation:

80 Divied by 4 is 20

SO Each Pair Is 20

7 x 20 = 140

Answer:

140

Step-by-step explanation:

It would be $20 a pair.

Can someone pls help me

Answers

Answer:

The answer is 56+7y

Step-by-step explanation:

7*8=56

7*y=7y

hi so I have a question for math.. the math problem is: The coordinates of the vertices of a quadrilateral are P(1,2), R (1,4), S (3,4), and T (4,2).

Quadrilateral PRST is reflected across the y axis to create quadrilateral P'R'S'T'. Which rule describes this transformation?

A. (x, y)- (x,-y)
B. (x,y)- (-x,y)
C. (x,y)- (y,-x)
D.(x,y)- (-y,x)

I think it's c but just want to be sure. thanks



ps the - are supposed to be arrows I can't find anything better to be arrows sorry and negatives sorry if this is confusing! ​

Answers

Answer:

Step-by-step explanation:

d

Answer:

D

Step-by-step explanation:

                                                                             

so do I x 7 and 3 .........

Answers

Answer: B sorry if I am wrong

Step-by-step explanation:

Answer:

1 × 7 is 7, 7 ×3 is 21

Step-by-step explanation: if this isn't what you meant then tell me, and ill tell you the answer

Please help me with the question please ASAP ASAP please please ASAP please please help please please ASAP please please IM BEGGING FOR Help

Answers

Answer:

Ok if you look at the figure, it is a vertical angle. This means that the angle opposite to each other is congruent.

m<1 is congruent to m<3

m<2 is congruent to m<4

m<3 is 60⁰ and is congruent to m<1. This means that m<1 is 60⁰. m<4 is 30⁰ and is congruent to m<2. This means that m<2 is 30⁰.

m<1 = 60⁰

m<2 = 30⁰

m<3 = 60⁰

m<4 = 30⁰

Hope this helps, thank you :) !!

i’m not sure but i think it would be non do the above

40 fl oz = _ c 9 gal=__ qt

Answers

40 fl oz = 5 c and 9 gal = 36 qt

-3x= -36 and work plzz

Answers

Answer:

x=12

Step-by-step explanation:

divide 36 by 3. since their both negative, the answer would be positive

In ΔQRS, the measure of ∠S=90°, QS = 11, SR = 60, and RQ = 61. What is the value of the sine of ∠Q to the nearest hundredth?

Answers

Answer:

0.98

Step-by-step explanation:

Below is a drawing of the triangle (drawing it out is an important step if you have trouble visualizing it).

Sine = opposite/hypotenuse, in this case, SR (60) is the opposite of angle Q and RQ (61) is the hypotenuse.

Sin(angle Q) = 60/61 = 0.98

WILL GIVE BRAINLIEST:
If you roll a 6-sided die 6 times, what is the best prediction possible for the number of times you will roll a six?

Answers

Answer:

you roll a 6-sided die 6 times, what is the best prediction possible for the number of times you will roll a five? 5. 1. 2. 6. Submit. Submit. Continue. Correct!

Step-by-step explanation:

Answer:

There is a 1/36 chance that you will roll a 6.

Step-by-step explanation:

This would be the same for any other number in the dice if it rolled 6 times.

Hope this helps.

Please Explain!!
I need help plss

Answers

Answer:

See step by step

Step-by-step explanation:

For A. use any two factors that multiply to 100 that isn't 25 and 4.

For b Use one obtuse angle (angle over 90 degree) and two acute angles. Make sure they add up to 180.

For c Use any two values that add up to 52 since they didnt establish y as the midpoint.

For d. measure of angle 1 is 45 and measure of angle 2 is 45 degrees

I’m not for sure sorry

The temperature at 6.00 am was - 12 the temperature increased by 1/2 each hour for 6 hours what was the temperature in degrees Fahrenheit at noon

Answers

Answer: -9 degrees Fahrenheit

Step-by-step explanation:

Given: Temperature at 6:00 AM = -12 degrees Fahrenheit

Temperature increased each hour = [tex]\dfrac12[/tex] degrees Fahrenheit

Temperature increase in 6 hours = [tex]6\times\dfrac12=3\text{ degrees Fahrenheit}[/tex]

Temperature at noon = Temperature at 6:00 AM+Temperature increase in 6 hours

= -12+3 degrees Fahrenheit

= -9 degrees Fahrenheit

Hence, the temperature in degrees Fahrenheit at noon= -9 degrees Fahrenheit

mid-point of (-2,-4) and (4,6)?​

Answers

          (1,1)

Hope that helps :)

Write an expression to represent 8 less than the product of 6 and a number, y

Answers

Answer:

6y-8

Step-by-step explanation:

8 less than.... ? - 8

The product of..... (6 (multiply) ?) - 8

6 and a value y....... (6 (multiply) y) - 8

= 6y-8

Write(-∞, -3) as an inequality.

Answers

Answer:

x is less than -3 so it would be the top one

Step-by-step explanation:

Answer:

x < -3

Step-by-step explanation:

it must be less than -3 but not equal so x < -3 is the correct answer.

Graph (–4, 5), (2, 3), (–3, 0), (–4, –5), (–5, 2), and
(–5, 3) and connect the points to form a polygon.

How many sides does the polygon have?

The polygon has
sides.

Answers

Answer:

my bad im so sorry

Step-by-step explanation:

Answer:

The polygon has 6 sides

Step-by-step explanation:

solve for x -1/2x + 1/3 > 3/5​

Answers

Answer:

x > 8/15

Step-by-step explanation:

x -1/2x + 1/3 > 3/5​

Combine like terms

2/2x - 1/2x +1/3 > 3/5

1/2x   + 1/3 > 3/5

Subtract 1/3 from each side

1/2x + 1/3 -1/3 > 3/5 -1/3

1/2x  > 3/5 -1/3

Get a common denominator

1/2x > 9/15 - 5/15

1/2x > 4/15

Multiply each side by 2

2 * 1/2x > 4/15 * 2

x > 8/15

Answer:

It is X > 8/15

The function below shows the cost of a hamburger with different numbers of toppings (t). f(t) = 1.90 + 1.40t What is the y-intercept, and what does it mean?

Answers

Answer:

[tex]1.9[/tex]

the cost of the hamburger will be [tex]\$1.9[/tex] if no toppings are added.

Step-by-step explanation:

The function is

[tex]f(t)=1.9+1.4t[/tex]

Let cost of toppings be [tex]y[/tex]

[tex]y=1.9+1.4t[/tex]

The y-intercept of a function is the value of the function when [tex]x=0[/tex]. Here number of toppings [tex]t=0[/tex].

So, the intercept of the function is [tex]1.9[/tex]

This means the cost of the hamburger will be [tex]\$1.9[/tex] if no toppings are added.

Olivia has $9,050 in a savings account that earns 2.5 % annually. How much will she earn in interest in 2 years?​

Answers

Answer:

452.5

Step-by-step explanation:

9050 x 0.025

226.25 x 2

452.5

452.5 Hope it helps !!!
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