ag8060722 ag8060722

09-01-2019
Mathematics

contestada

(5r+7)(5r-7)

*Multiplying Polynomials

Respuesta :

lgarcia082301 lgarcia082301

09-01-2019

Answer:

25r^2−49

Step-by-step explanation:

5r+7)(5r+−7)

=(5r)(5r)+(5r)(−7)+(7)(5r)+(7)(−7)

=25r^2−35r+35r−49

=25r^2−49

Answer Link

mary0311 mary0311

09-01-2019

simplify the product
(5r + 7) x (5r - 7)

rewrite & evaluate the power
(5r)^ - 7^

final answer: 25r^ - 49

Answer Link

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