Expand (1/2a-1/4b+2) square
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hey mate here is your answer ❤️
(1/2a-1/4b+2)²
=(1/2a)14+(-1/4b)14+(2)²+ 2(1/2a)(-1/4b)(2)+2(2)(1/2a)
=1/4a²+1/16b²+2a-1/4ab-1+2a
=1/4a²+1/16b²+2a-1/4ab+3
hope it helps you ❤️
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