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1. 12x^2-8x

2. x^2+5x-36

3. 3x^2+10x+8

Please show how to solve these problems, thanks.​

User Thromordyn
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2 Answers

4 votes
1. 4(3x-2)•x
2. (X-4)(x+9)
3. (3x+4)(x+2)
I hope this helps!
User Zbateson
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3 votes

Answer:

1. 12x^2-8x

taking common 4x

4x(x-2)

2. x^2+5x-36

doing middle term factorization

x²+9x-4x-36

x(x+9)-4(x+9)

(x+9)(x-4)

3. 3x^2+10x+8

Doing middle term factorization

3x²+6x+4x+8

3x(x+2)+4(x+2)

(x+2)(3x+4)

User Raphael Ahrens
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5.3k points