WRITE the zeros of polynomial of x2+8x+16
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Given ,
Polynomial is = x² + 8x + 16
.·. x² + 8x + 16
= x² + ( 4 + 4 ) x + 16
= x² + 4x + 4x + 16
= x ( x + 4 ) + 4 ( x + 4 )
= ( x+ 4 ) ( x + 4 )
.·. There are two zeros if
x + 4 = 0 or x + 4 = 0
→ x = - 4 → x = - 4
.·. zeros of the polynomial x²+ 8x + 16
is - 4 and - 4 .
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