answer soon please soon
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which one v need to solve?
whole sheet?
whole sheet?
Anonymous:
yes whole sheet
answer me at comment box
Answered by
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given (x+5)(x+5) = (x+5)^2 = x^2 + 2(x)(5) + 25
given (a+c)(-a +c)
(c + a) (c - a)
[(a+b)(a-b) = a^2 - b^2]
= c^2 - a^2
given (2-1/2)(2+1/2)
[(a+b)(a-b) = a^2 - b^2 ]
= 2^2 - (1/2)^2
= 4- 1/4
= 16-1/4
= 15/4
= 3.75
given (a+c)(-a +c)
(c + a) (c - a)
[(a+b)(a-b) = a^2 - b^2]
= c^2 - a^2
given (2-1/2)(2+1/2)
[(a+b)(a-b) = a^2 - b^2 ]
= 2^2 - (1/2)^2
= 4- 1/4
= 16-1/4
= 15/4
= 3.75
thanks a lot
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thanks for selecting my ans as brainiest
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