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Alistair Alan

Polynominals. How do I solve this?

Multiply (5x - 2)(-3x - 7). 

It's in the section called polynominals

Posted in Algebra, asked by Alistair Alan, 6 years ago. 1920 hits.

1

(5x-2)(-3x-7)

5x(-3x-7) -2(-3x-7)=multiply -3x-7 by 5x and -2 respectively

-15x2-35x+6x+14

Now, add like terms

-15x2 -29x+14is the answer.

 

yusra mirza
yusra mirza - 6 years ago
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1

(5x-2)(3x-7)

=15x22 - 35x - 6x + 14------- by FOIL METHOD (First, outer, inner, last)

=15x-41x + 14 ------ answer

Anne Quincyan Milca Norombaba
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