Question

p(x)=4(x)²+2(x)+1
p(x)=(-1)

Answer 1

$4x {}^{2} + 2x + 1 \\ 4( - 1) {}^{2} + 2( - 1) + 1 \\ 4 - 2 + 1 \\ 3$

Answer 2

p(x)=(-1)
x=1

p(x)= 4×1+2×1+1
p(x)=4+2+1
p(x)=7

(The value of x =7)