Question

Evaluate 3 x square - 4 x + 1 for i) x = 4, ii ) x = - 2 iii) x = 0 ​

Answer 1

Answer:

3x²-4x+1

for x=4

3(4)²-4(4)+1

3(16)-16+1

48-15

=33

for x=-2

3(-2)²-4(-2)+1

3(4)+8+1

12+9

=21

for x=0

3(0)²-4(0)+1

3(0)-0+1

0-0+1

=1