Quedogreat365viz
Answered

Find the product: ( 7m – 4)(7m + 4)

Sagot :

49m² - 16         this is the sum and difference of two binomials
Mlcparra16viz
This is a special product:
(a+b)(a-b) = a² - b²
(7m-4)(7m+4) = 49m²-16