3 years ago

Help plz ? Mark brainliest?

Mathematics

1 answer:

Hoochie [10]3 years ago

8 0

Answer:

-1(3x^2) +4x-7

Step-by-step explanation:

grouping

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^ { (5x ^ { 3 } -7x ^ { 2 } +3x-4)-(8x ^ { 3 } +2x ^ { 2 } +3x-7) }

Tomtit [17]

Answer:

$-3x^{3} -9x^2+3$

Step-by-step explanation:

Given

$(5x^{3} -7x^{2} +3x-4)-(8x ^ { 3 } +2x ^ { 2 } +3x-7) }$

Required

Simplify

$(5x^{3} -7x^{2} +3x-4)-(8x ^ { 3 } +2x ^ { 2 } +3x-7) }$

Open brackets

$5x^{3} -7x^{2} +3x-4-8x^3 -2x^2 -3x+7$

Collect Like Terms

$-8x^3+5x^{3} -7x^{2} -2x^2+3x -3x-4+7$

Simplify like terms

$-3x^{3} -9x^2+3$

6 0

3 years ago

Please find the answer and explain how you found it

Zigmanuir [339]

The answer is D I made a video incase you can’t see the picture well.
Message me if you want the video.

8 0

3 years ago

What is the range of the function y=e^x+1 graphed below

REY [17]

The range of y=e^x+1 is y>1.

5 0

3 years ago

Read 2 more answers

Another one: (12 - 7.5) - 7

mixas84 [53]

Answer:

-2.5

Step-by-step explanation:

Plugged into calculator

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3 years ago

What is the axis of symmetry for the parabola with the equation y=2x^2

Anestetic [448]

The axis of symmetry would be x=0

8 0

3 years ago