Solve the equation by factoring X^2+3x+2=0.

Answers

Answer 1

Answer:

(x+2)(x+1)=0

so x = -2,-1

Step-by-step explanation:


Related Questions

can anyone help? don’t understand

Answers

k so there are 5 number between 0 and 5 so you’ve just got to see how many there are then fill out the box
5 h 10 = 4
10 h 15 = 6
15 h 20 = 5

b) co ordinates you need to do points then connect together
2.5,
7.5,4
12.5,6
17.5,5

Find the common ratio for the series equation 50, -10, 2 , -2/5, ...
A. 5
B. - 1/5
C. -5
D. - 2/5

Answers

Answer:

-1/5.

Step-by-step explanation:

Common ratio = -10/50 = 2/-10 = -2/5 / 2 = -1/5.

How many solutions exist for the given equation?
1/2(x+ 12) = 4x- 1

zero
one
two
infinitely many

Answers

Answer: Infinitely many solutions when we graph this it comes out as one straight line also try using Desmos it helps with equations like this by graphing them for you! -Your friend, Bill Cipher

Step-by-step explanation: Have a great Valentines day <3

R=19, M
SEE THE PICTURE TO UNDERSTAND SORRY

Answers

Answer:

what is the question??????

Right where is that question

x+y=12
3x = 2y + 6
system of elimination

Answers

Answer:

(x,y)=(6,6)

Step-by-step explanation:

there you go

9 cross times 100 plus 9 cross times 10 plus 0 cross times 1 plus 0 cross times 1 over 10 plus 3 cross times 1 over 100 plus 7 cross times fraction numerator 1 over denominator 1 comma 000 end fraction ?

Answers

Answer:

990.037

Step-by-step explanation:

Answer:

Your question isn't clear

Step-by-step explanation:

Solve for x.
8(x-1)=-4x+136

Answers

Step-by-step explanation:

Given

8(x - 1) = - 4x + 136

8x - 8 = -4x + 136

8x + 4x = 136 + 8

12x = 144

x = 144 / 12

x = 12

please help quick! Find the area of the shape shown below.

\text{units}^2units
2

Answers

Answer:

12.5 units^2

Step-by-step explanation:

The shape is a trapezoid

The area of a trapezoid is given by

A = 1/2 ( b1+b2)h  where b1 and b2 are the lengths of the bases and h is the height

A = 1/2 ( 2.5+ 7.5) 2.5

A = 1/2 ( 10)2.5

A = 12.5 units^2

Answer:

12.5 units^2

Step-by-step explanation: Big Brain

plz answer only if you know you are correct

Answers

Answer:

3

Step-by-step explanation:

3 is the slope. Since it is y/x, then it is 9/3, which is simplified to 3/1.

Answer: 3

Why?
You need two points to find slope I will use 5,19 and 2,10.
Slope is the difference of Y over the difference of x
19-10/5-2= 9/3 (simplify but divided each by 3)
3/1 so the slope is 3

Hope this helps :D

I need your help asap​

Answers

Answer:

with what

Step-by-step explanation:

theres no picture or question

Answer:

mk

Step-by-step explanation:

you have been helped

Solve using substitution. x+y=-9 and -2x-3y=17​

Answers

answer:
x = -10
y= 1
explanation:
x+y = -9
y = -9 - x
-2x -3 (-9 - x) = 17
-2x +27 +3x = 17
27 + x = 17
x = -10
y = -9 -(-10)
y= -9 + 10
y= 1
(This is just math i did real quick and didnt double check, tell me if its wrong please!)

WILL GIVE BRAINIEST IF CORRECT !!!

True or false: Suppose I rotate a shape 90 degrees counterclockwise. It will end up in the same place as if I moved it 90 degrees clockwise.

True or false: Suppose I rotate a shape 180 degrees counterclockwise. It will end up in the same place if I rotate it 180 degrees clockwise.

Answers

Answer:

1. True

2. True

Step-by-step explanation:

Counter clockwise is in the opposite direction that the clock hands move, therefore, both Answers are true.

hope this helped :)

wedding ring costs £7000. Work out the price after a 2.5% price increase

Answers

Answer:

7175

Step-by-step explanation:

100%->7000

102.5%->7175

through:(-4, -4), parallel to y= 7/4 x-3 ?

Answers

Answer:

Step-by-step explanation:

y-(-4)= 7/4(x-(-4)

Y+4= 7/4x +4

Y = 7/4x

Please help! Worth 100 points!
As you are completing your writing today, you are able to use any or all of the following topics in your writing.

Required 400 words.

Topics learned in Unit 11:

y = abx
Graphing Exponential Functions
End Behavior
Asymptote
Exponential Growth
Exponential Decay
y = a(1+r)t
y = a(1-r)t
Exponential Regression

Make sure its 400 words!

Answers

Answer:

okay I'll try my best but I'm I just suppose to explain the equation?

Step-by-step explanation:

x

f(x) = 2x

−3

2−3 = 1/8

−2

2−2 = 1/4

−1

2−1 = 1/2

0

20 = 1

1

21 = 2

2

22 = 4

3

23 = 8


Is this graph a function or not a function?
x
Not a Function
Function

Answers

Answer:

not a function

Step-by-step explanation:

not a function because the x value repeats twice in x=3

Answer:

Not a function

Step-by-step explanation:

A function can't be a dot graph, and it also needs a stronger pattern.

Triangles MNQ and MOP are similar. What is the slope of segment MO?

A. 1/3
B. 1/2
C. 2/3
D. 3/2

Answers

Answer:

D. 3/2

Step-by-step explanation:

The scale factor is 1/2 from OP / NQ = 1/2. Because of that, MQ is equal to half of MP and QP is equal to half of MP. Therefore, QP = MQ = 2. The slope of MO is rise over run which is 6 / 4 or 3 / 2.

Don't to mansion!! (omg they actually came)(Not)

Answers

Answer:

Don't go to the mansion

Step-by-step explanation:

Hope this helps

Work out, in its simplest form
1/2 + 3/8

Answers

1/2 + 3/8 = 4+3/8 = 7/8

Answer:

7 / 8

Step-by-step explanation:

In order to add fractions, the denominators must be the same.

1 / 2 + 3 / 8

Find the least common denominator by prime factorization.

2:2

8:2, 2, 2

To determine the least common denominator (LCD), multiply the common factor 2 times the other factors in blue.

LCD = 2 × 2 × 2 = 8

Multiply  1 / 2 times 4 / 4 so that it will have a denominator of 8.

1 / 2 × 4 / 4 + 3 / 8

= 4 / 8 + 3 / 8

= 7 / 8

Hope this helps :)

¿Cuáles son las longitudes de un terreno rectangular, si se sabe que el ancho es dos veces más pequeño que el largo, y que su área es de 16, 200 m2? cuanto mide el ancho cuanto mide el largo

Answers

Answer:

El largo tendrá un valor de 180 m y al ancho tendrá un valor de 90 m

Step-by-step explanation:

Un rectángulo es un cuadrilátero con dos lados de igual longitud y dos lados de igual ancho que contiene cuatro ángulos rectos. Para encontrar el área de un rectángulo, debes multiplicar su longitud por su ancho. Es decir, el área del rectángulo es igual al largo por el ancho.

En este caso, sabes que el ancho es dos veces más pequeño que el largo. Entonces, siendo el largo x, el ancho tendrá un valor de x÷2.

Siendo el área del terreno rectangular 16,200 m², entonces

x*(x÷2)= 16,200 m²

Resolviendo:

x² ÷2= 16,200 m²

x²= 16,200*2 m²

x²= 32,400 m²

x= √32.400 m²

x= 180 m

Entonces, el largo tendrá un valor de 180 m y al ancho tendrá un valor de 90 m (180 m÷ 2)

Find the value of each variable in the parallelogram?

Answers

Answer:

Step-by-step explanation:

In parallelogram opposite angles are equal

6x = 66      {Divide both sides by 6}

x = 66/6

x = 11

20y - 46 = 13y + 10     {Add 46 to both sides}

20y - 46 + 46 = 13y + 10 + 46

             20y   = 13y + 56     {Subtract 13y from both sides}

   20y - 13y    = 13y-13y + 56

              7y    =  56    {Divide both sides by 7}

                y =  56/7

y = 8

Lucy has a 22 ounce soft drink. She drinks 15 ounces. Enter the percentage of ounces Lucy has left of her soft drink. Round your answer to the nearest hundredth.

Answers

Answer:300

Step-by-step explanation:

22x15=330 I think

solve the proportion ​

Answers

Answer:

4 /19

Step-by-step explanation:

3(7x - 1) = 1(2x + 1)

21x - 3 = 2x + 1

19x = 4

x  4/19

(x-4)/3 ≤ 5
x ≤ ?
HELP ME PLEASE

Answers

Answer:

x ≤ 19

Step-by-step explanation:

Can someone help me solve this please I don’t know how to do it

Answers

Step-by-step explanation:

NO = TS

20 = 3x-720+7 = 3x27 = 3x27/3 = x9 = x

Hope this helps you.

I need help with this ASAP I don’t get it at all

Answers

Answer:

25.12 cm

Step-by-step explanation:

So they r asking you to calculate the circumference of a circle.

C=2pir

r=4 in

C= 2×3.14×4

=8×3.14

=25.12 cm

HELP ME PLZ>>>>>THANKYOU

Answers

Answer:

(4, 6 )

Step-by-step explanation:

Given the 2 equations

3x + 4y = 36 → (1)

y = - [tex]\frac{1}{2}[/tex] x + 8 → (2)

Substitute y = - [tex]\frac{1}{2}[/tex] x + 8 into (2)

3x + 4(- [tex]\frac{1}{2}[/tex] x + 8) = 36 ← distribute and simplify left side

3x - 2x + 32 = 36

x + 32 = 36 ( subtract 32 from both sides )

x = 4

Substitute x = 4 into (2) for corresponding value of y

y = - [tex]\frac{1}{2}[/tex] × 4 + 8 = - 2 + 8 = 6

solution is (4, 6 )

A quantity with an initial value of 990 grows exponentially at a rate such that the quantity doubles every 4 years. What is the value of the quantity after 0.7 decades, to the nearest hundredth?

Answers

Answer:3329.95

Step-by-step explanation:

The value of the quantity after 0.7 decades, to the nearest hundredth is 1157.37.

Given that, a quantity with an initial value of 990 grows exponentially at a rate such that the quantity doubles every 4 years.

What is the exponential function?

Exponential function, as its name suggests, involves exponents. But note that, an exponential function has a constant as its base and a variable as its exponent but not the other way round (if a function has a variable as the base and a constant as the exponent then it is a power function but not an exponential function).

We know that, S.I=(P×T×R)/100

Amount after 4 years is 1980

So, 990= (990×4×R)/100

⇒ 39.6R=990

⇒ R=990/39.6

⇒ R=25%

Amount = [tex]a(1+r)^t[/tex]

= [tex]990(1+0.25)^{0.7}[/tex]

= 1157.37

Therefore, the value of the quantity after 0.7 decades, to the nearest hundredth is 1157.37.

Learn more about the exponential function here:

brainly.com/question/11487261.

#SPJ5

If Tim plotted the points 2,4 and 6,4 What is the equation of a line that passes both of tim’s points ?

Answers

Answer:

y = 4

Step-by-step explanation:

1. Find the slope

slope = rise over run or change in y divided by change in x

The slope of (2,4) and (6,4) is

(4 - 4)/(6 - 2) = 0/4 = 0

the slope is 0

2. Use point-slope form: y - y₁ = m(x - x₁)

(2, 4) -> x = 2 y = 4

m -> (slope) = 0

y - 4 = 0(x - 2)

y - 4 = 0

y = 4

Briahna and Keondre work at a store. Keondre earns $25.30 more per week than Brianna does. Brianna earns $395 per week. Write an equation to find k, how much money Keondre earns. Then, Solve. -​

Answers

Answer:

415.30

Step-by-step explanation:

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