Question

find the value of the polynomial 5x-4x2+3 at x=-1

Answer 1

Heya !!


X = -1




P( X ) = 5X - 4X² + 3



P (-1) = -4 × (-1)² + 5 × -1 + 3




=> -4 × 1 - 5 + 3


=> -4 - 5 + 3


=> -9+3


=> -6

Answer 2

-5-4×2+3
-5-8+3
-10
hope it helps you