Question

Find the value of the polynomial 2x3 - 3x2 + 4x - 1 at (i) x = 0 (ii) x = 1 (iii) x = 2

Answer 1

Answer:

i) x=0

=2×0×3-3×0×2+4x0-1 X=0

=0-0+0-1

= -1

ii) x=1

=2×1×3-3×1×2+4×1-1

=6-6+4-1

=10-7

=3

iii) x=2

=2×2×3-3×2×2+4×2-1

=12-12+8-1

=20-13

=7