Find the product
-$(8 y+x)(8 y-x)$

A) $64 y^{2}+16 x y-x^{2}$
B) $64 y^{2}-x^{2}$
C) $16 y^{2}-x^{2}$
D) $64 y^{2}-16 x y-x^{2}$

Name: Find the product -$(8 y+x)(8 y-x)$ A) $64 y^{2}+16 x y-x^{2}$ B) $64 y^{2}-x^{2}$ C) $16 y^{2}-x^{2}$ D) $64 y^{2}-16 x y-x^{2}$
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Question

Find the product
-$(8 y+x)(8 y-x)$

A) $64 y^{2}+16 x y-x^{2}$
B) $64 y^{2}-x^{2}$
C) $16 y^{2}-x^{2}$
D) $64 y^{2}-16 x y-x^{2}$

Quizplus · Accepted Answer

This is an application of the difference of squares formula, $a^2 - b^2 = (a+b)(a-b)$. Here, $a = 8y$ and $b = x$, so the product is $64y^2 - x^2$.

Find the Product - (8y+x)(8y−x)(8 y+x)(8 y-x)(8y+x)(8y−x) A) 64y2+16xy−x264 y^{2}+16 x y-x^{2}64y2+16xy−x2

Find the Product
- $(8 y+x)(8 y-x)$ A) $64 y^{2}+16 x y-x^{2}$