Find the special product. (-4x + 5)(-4x - 5)
A)-8x
B)-8x2
C)16x2 - 25
D)16x2 + 25
E)16x2 - 40x - 25

Name: Find the special product. (-4x + 5)(-4x - 5) A)-8x B)-8x2 C)16x2 - 25 D)16x2 + 25 E)16x2 - 40x - 25
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Question

Quizplus · Accepted Answer

This is an example of the difference of squares formula, $a^2 - b^2 = (a + b)(a - b)$. Here, $a = -4x$ and $b = 5$, so the product is $(-4x)^2 - 5^2 = 16x^2 - 25$.

Find the Special Product