Math, asked by chelseajewel19, 1 year ago

If for all values of x, (x+k)2=k2+12x+x2, k=?

Answers

Answered by sureshhazarika33
1

(x+k)²=k²+12x+x²
x²+2kx+k²=k²+12x+x²
2kx=12x
k=12x÷2x
k=6

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