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1. Factor. 100x^2−20xy+y^2 2. Factor. 4x^2−49y^2 3. Subtract. (x^2+3x−7)−(3x^2−5x+3) 4. Multiply. −2x(6x^4−7x^2+x−5) This is REALLY IMPORTANT I NEED IT DONE BY 2/4/2018 1:00 THA…

1. Factor. 100x^2−20xy+y^2 2. Factor. 4x^2−49y^2 3. Subtract. (x^2+3x−7)−(3x^2−5x+3) 4. Multiply. −2x(6x^4−7x^2+x−5) This is REALLY IMPORTANT I NEED IT DONE BY 2/4/2018 1:00 THA…
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4 votes
1. Factor. 100x^2−20xy+y^2

2. Factor. 4x^2−49y^2

3. Subtract. (x^2+3x−7)−(3x^2−5x+3)

4. Multiply. −2x(6x^4−7x^2+x−5)

This is REALLY IMPORTANT I NEED IT DONE BY 2/4/2018 1:00
THANK YOU (SHOW YOUR WORK OR NO POINTS)

User EdChum
by
8.7k points

1 Answer

2 votes
1. (10x-y)² (because 100x²=(10x)², and -20xy=-2(10x)*y)
2. (2x+7y)(2x-7y) (because 4x²=(2x)², 49y²=(7y)²)
3. -2x²+8x-10
4. -12x^5+14x³-2x²+10x (use distributive property, multiply every term in the parenthesis by -2x)


User Itpastorn
by
8.1k points
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