calculate the answer of (4+√5y)^2 using (a+b)^2 identity
Shobana13:
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Answered by
1
Hi friend,
(a+b)^2=a^2+2ab+b^2
= (4)^2+2*(4)*(root 5y)+(root 5y)^2
=16+8root 5y+5y^2
Hope it helps u :)
(a+b)^2=a^2+2ab+b^2
= (4)^2+2*(4)*(root 5y)+(root 5y)^2
=16+8root 5y+5y^2
Hope it helps u :)
Answered by
0
@
(4+√5y)²
=> 4²+(√5y)²+2(4)(√5y)
= 16+5y²+8√5y
@:-)
(4+√5y)²
=> 4²+(√5y)²+2(4)(√5y)
= 16+5y²+8√5y
@:-)
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