Which expression represents the product or x3+2x-1 and x4 - x3+3?

Which Expression Represents The Product Or X3+2x-1 And X4 - X3+3?

Answers

Answer 1

Answer:

4th option

Step-by-step explanation:

(x³ + 2x - 1)([tex]x^{4}[/tex] - x³ + 3)

Each term in the second factor is multiplied by each term in the first factor, that is

x³([tex]x^{4}[/tex] - x³ + 3) + 2x([tex]x^{4}[/tex] - x³ + 3) - 1 ([tex]x^{4}[/tex] - x³ + 3) ← distribute parenthesis

= [tex]x^{7}[/tex] - [tex]x^{6}[/tex] + 3x³ + 2[tex]x^{5}[/tex] - 2[tex]x^{4}[/tex] + 6x - [tex]x^{4}[/tex] + x³ - 3 ← collect like terms

= [tex]x^{7}[/tex] - [tex]x^{6}[/tex] + 2[tex]x^{5}[/tex] - 3[tex]x^{4}[/tex] + 4x³ + 6x - 3


Related Questions

14.10.2 Test (CST): Linear Equations Questlon 21 of 30 What is the slope of the line that passes through the points below? (Enter your answer as a decimal if necessary.) (53)​

Answers

Answer and explaining is below .

If ABCD is dilated by a factor of 3, the
coordinate of D' would be

D=

Please helpp

Answers

Answer:

i think it would be (6, -6)

Step-by-step explanation:

if the letter d is already at (2, -2) you have to multiply those numbers by 3. that gives the coordinates (6, -6)

a bag contains 4 red marbles and 3 blue marbles. Another bag contains 7 green marbles and 6 yellow marbles. You randomly pick one marble from each bag. One marble is blue and second marble is yellow.

Answers

Answer: 18/91 or ≈ 0.2

Step-by-step explanation:

Bag one: 4 red + 3 blue = 7 total

Bag two: 7 green + 6 yellow = 13 total

probability of picking blue from first bag: 3/7

probability of picking yellow from second bag: 6/13

3/7*6/13 = 18/91 or about 0.2 chance

Prove this polynomial identity

Answers

Answer:

[tex] {(x - y)}^{2} = (x - y)(x - y) \\ = ( {x}^{2} - xy - xy + {y}^{2} ) \\ = ( {x}^{2} - 2xy + {y}^{2} )[/tex]

y=x^2+x-6 what is the x intercepts and how do you get the x intercepts

Answers

Answer:

x = - 3, x = 2

Step-by-step explanation:

To find the x- intercepts let y = 0 , that is

x² + x - 6 = 0 ← in standard form

Consider the factors of the constant term (- 6) which sum to give the coefficient of the x- term (+ 1)

The factors are + 3 and - 2 , since

3 × - 2 = 6 and 3 - 2 = + 1 , then

x+ 3)(x - 2) = 0 ← in factored form

Equate each factor to zero and solve for x

x + 3 = 0 ⇒ x = - 3

x - 2 = 0 ⇒ x = 2

What is the inverse of f(x)=3x^2+5?

Answers

Answer:

[tex] {f}^{ - 1} (x) = \frac{ \sqrt{3(x - 5)} }{3}, - \frac{ \sqrt{3(x - 5)} }{3} [/tex]

,

which value from the set makes 8y=4 true?​

Answers

Answer:

B. 1/2

Step-by-step explanation:

because 8y=4

solve for y which is,

8/8y = 4/8 ( devide by 8 to remove 8 from y to let y alone, so what you to on the right hand side you do on the left and vice versa, so devide 4/8 as well.)

y = 4/8

y = 1 /2 ( simplify )

A freezer was set at 0 C, sophia reset it to 8.5 C. Would the temperature in the freezer likey rise or drop? By how many degrees?

Answers

Answer:

Step-by-step explanation:

1) the temperature rise, because 8.5 is C higher than 0 C

2) 8.5 - 0 = 8.5

So it rised by 8.5 degrees ( to know how many dgrees is is rised subtract the second number from the first number)

(17-1) Find the perimeter of this polygon.
9 ft
18 ft
9 ft
18 ft

Answers

Answer:

9ft is hiii

Step-by-step explanation:

Insert brackets to make the calculation correct
[tex]100 - 4 + {3}^{2} = 51[/tex]

Answers

Answer:

[tex]100 - {(3+ 4)}^{2} [/tex]

What is the measure of XZ?

A. 36°
B. 144°
C. 72°
D. 18°

Answers

Answer:

C.72

Step-by-step explanation:

angle XYZ is an inscribed angle and arc XZ is the arc it intercepts

If you didn't know the measure of an inscribed angle is equal to half the measure of its arc it intercepts or an intercepted arc equals twice the measure of its inscribed angle

Hence, angle XYZ * 2= arc XZ

If Angle XYZ = 36

then 36 * 2 = arc XZ

36 * 2 = 72

hence the answer is C

The measure of arc is 72 degree, the correct option is C.

What is an arc?

An arc is formed by two radii and their intercepted part on the circumference.

According to the theorem of arc and subtended angles, the central angle subtended by the arc is double the angle subtended by it on the circumference.

The angle subtended by arc XZ on the circumference is 36 degree.

The angle subtended by the arc at the center is = 2 * 36 = 72 degree.

The arc subtended by the arc at the center of the circle is the measure of the arc.

To know more about Arc

https://brainly.com/question/18741430

#SPJ5

Elena’s backyard is in the shape of a rectangle. She created a triangular-shaped flower bed (shown as the shaded region) to plant flowers in. The area of the triangular flower bed is square feet. The area of her backyard that does not include the flower bed is square feet.

Answers

Answer:

Area of background without flower bed = 575 feet²

Step-by-step explanation:

Given:

Length of rectangle ground = 35 feet

Width of rectangle ground = 20 feet

Height of triangle bed = 10 feet

Base of triangle bed = 25 feet

Find:

Area of background without flower bed

Computation;

Area of background without flower bed = Area of rectangle - Area of triangle

Area of background without flower bed = [l x b] - (1/2)(b)(h)

Area of background without flower bed = [35 x 20] - (1/2)(25)(10)

Area of background without flower bed = 700 - 125

Area of background without flower bed = 575 feet²

Answer:

125 for the backyard with the flower bed, and the backyard that does not include the flower bed is 575 square feet :)

what is the answer to this?

Answers

Answer:

C

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

because the y column can all be multiplied by 5 to get the x column

Please help ASAP !!!

Answers

Answer:

B

Step-by-step explanation:

give me brainliest 5 star and thank!

someone help me please i need this by today

Answers

Answer:

In the picture above

Step-by-step explanation:

I solved all questions except no.7 ; I don't know how can be solved.

I hope that its a clear solution. Goodluck

the exact diameter of a circle with a circumference of 39

Answers

2 π r = 39

r is the radius and this 2 π r is the formula for the circumference so I made it equal to the circumference given

rearrange:

r = 39/2 π
r = 6.21 ( 2 decimal places)

which table and graph represent the equation y =5x

Answers

No table and graph given for us to choose from.

what is the area of the triangle.​

Answers

Answer:

A=hbb= 2

Step-by-step explanation:

your welcome plz brainlist

Answer:

21.75u2

Step-by-step explanation:

first use pythag for this

use rule c2=b2+a2

reverse the rule so that

b2=c2-a2

b2=100-81

b2=19

b=4.35

how u got the height of the triangle

use formula bh/2

10x4.35/2

=43.5/2

=21.75u2

3. Graph the following exponential function and
label the asymptote. (9 pts)
y = - 3(2)
(x, y)
-2
-1
X
Х
2012

Answers

Answer:

y=3(2)

(x:y)

-3-2÷(-2-(-1)

=-5÷2

Find the total surface area of this cylinder.
Give your answer to 1 decimal place.
24 cm
18 cm

(it's not 2262 or 2021.9 I've already tried those)​

Answers

Answer:

Step-by-step explanation:

1.  Find the circumference of the cylinder:  C = 2πr

2.  Multiply this result by the height of the cylinder:  A = 2πr·h

3.  To this result add the surface areas (there are two) of the ends of the cylinder:  2πrh + 2πr²

This is the correct general formula for the surface area of a cylinder of  radius r and height h.  If you want specific numbers, please share the values of r and h.

The tree is ___ ft tall. ( Round to the nearest tenth)​

Answers

Answer:

h = 28.2 ft tall

Step-by-step explanation:

19² + h² = 34²

361 + h² = 1156

h² = 1156 - 361

h² = 795

h = [tex]\sqrt{795}[/tex]

h = 28.2

Hope this helps!

Answer:

Use the pythagorean theorem

a^2 + 19^2 = 34^2

a^2 = 28

Step-by-step explanation:

solve for x! i will give brainiest please!

Answers

Answer:

x=74 degrees

Step-by-step explanation:

A taxi company charges $2.00 per ride plus
$0.30 for each of a mile ridden. If a taxi
ride costs $20.00, how many miles long was
the ride?

Answers

The correct answer is 60 miles

Find the distance between (-7, -2) and (13, -23)

Answers

Answer:

5,030?

Step-by-step explanation:

As you can tell I’m back to help my idiotic Brother just do the first 3 ty

Answers

1:plus 4 2: times 2 3:minus 10

The Spanish Club has 40 members, 5 girls and 35 boys. What is the ratio of
girls to boys in the Spanish Club?
O A. 1:4
B. 1:7
C. 7:1

Answers

Answer:

B. 1:7

Please give me brainliest, thank you!

Step-by-step explanation:

Information given and needed:

- 40 members

- 5 girls

- 35 boys

Solve:

girls to boys

5 to 35

(You can now simplify)

1 to 7

Answer:

B. 1:7

Answer:

1:4

Step-by-step explanation:

instructure.com
Data & Statistics REQ ACTIVITY
Question 10
10 pts
10. Mrs. Hamilton tallies her students test grades in
the table below. What percent of the class received an
A or a B?
GRADE
TALLY
A
B
с
NNI INI
F
F.4%
G. 12%
H. 30%
J. 40%

Answers

Answer:

40%

Step-by-step explanation:

Count the total numbers of tallies. How many tallies you got put over the total number of A&B

Example: A- III B- IIII Total number of the whole chart- IIIII IIIII IIIII

7/15 and then %/100 which would be a number equal to 7/15.

I'm guessing you got the same question as me and my answer was 40%

In how many ways can the digits in the number 8,633,333 be arranged?

Answers

12 i think? sorry if i’m wrong

Answer:

Step-by-step explanation:

42

Identify the MEDIAN among the following data set:

5, 6, 1, 0, 6, 4, 2, 19, 6, 1, and 3.

Answers

Answer:

4 & 2

Step-by-step explanation:

Median is the two middle numbers

Answer:

I think the answer should be 4

What is the measure of angle A in the triangle shown above?

Answers

Answer:

answer is A

sum of angles = 180

5x -20 + 3x +5 + 2x - 15 =180

10x = 180 + 30

10x=210

x=21

A=3×21+5

=68

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