Please help, will mark brainliest, do not do for points or I will report, explanation please or no brainliest
2 answers:
ANSWER:
(2y - 1)(2y + 1)
Using identity (a + b)(a - b) = a² - b².
(2y)² - (1)²
4y² - 1.
Answer:
to multiply-----
(2y-1)(2y+1)
2y(2y+1)-1(2y+1)
4y^2+2y-2y-1
=4y^2-1
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