A) (5-√7)2
= (5-√7)* (5-√7)
= 5*5 - 5√7 - 5√7 + (-√7)(-√7)
= 25 - 10√7 + 7
= 32 - 10√7
B) (√2+3)2
= (√2+3)(√2+3)
= √2*√2 + 3√2 + 3√2 + 3*3
= 2 + 6√2 + 9
= 11 + 6√2
Ralph S.
asked • 06/11/15mutiply and simplify the product
A). (5-√7)^2 B). (√2+3)^2
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Andrew M.
06/12/15