Home › Mathematics › Evaluate 8X2+4X, Forx=4?
8X2+4x
=16+4x
=16+4X4
=16+16
=32
-Anonymous
=16+4x
=16+4X4
=16+16
=32
If x =4,
8x^2+4x= 4(2x^2+x)= 4(32+4)= 4*36=144.
-Anonymous
8x^2+4x= 4(2x^2+x)= 4(32+4)= 4*36=144.
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