Question

simplify: 4x²–7x+1,. x= – ½​

Answer 1

Given

$4 {x}^{2} - 7x + 1$

X = -1/2

on putting X = -1/2 we get

$4 \times \frac{1}{4} - \frac{7}{4} + 1 \\ 2 - \frac{7}{4} \\ \frac{1}{4} \\ 0.25$

Answer 2

Answer:

8x-7x+1

1x+1

x=1/1

x=1/2

hope this helps