(2x+4)×(2x+4)=(2x)×(2x)+8+16
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or,4x2+8x+8x+16=4x+8+16
or,4x2+12x+8=0
or,4(x2+3x+2)=0
or, x2 + 3x + 2 =0
or, x2 + 2x + x + 2=0
or, x(x+2) + 1 (x+2)=0
or , (x+2)(x+1)=0
either, x+1=0. x+2=0
or , x = -1. x=-2
Therefore, x = -1,-2 Ans.
or,4x2+12x+8=0
or,4(x2+3x+2)=0
or, x2 + 3x + 2 =0
or, x2 + 2x + x + 2=0
or, x(x+2) + 1 (x+2)=0
or , (x+2)(x+1)=0
either, x+1=0. x+2=0
or , x = -1. x=-2
Therefore, x = -1,-2 Ans.
sharmaRiya:
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yeah sur e
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