4y^2-16 is that a square of the sum, square of a difference, a product of a sum and difference, or not a special product?

Question

Rubi Curtis

Mathematics

22 December, 10:04

4y^2-16 is that a square of the sum, square of a difference, a product of a sum and difference, or not a special product?

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Answers (1)

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Hamza Bradford · Answer 1

Das is differnce of 2 perfect squaes

for

a^2-b^2, that factors to (a-b) (a+b0

4y^2 = (2y) ^2

16=4^2

(2y) ^2 - (4) ^2 = (2y-4) (2y+4)

square of a differnce