Question

find tje value of polynomial 5x - 4x^2 + 3 at x=0 and x=2​

Answer 1

Step-by-step explanation:

$5x - 4 {x}^{2} + 3 \\ \\ at \: \: x = 0 \: \: and \: \: x = 2 \\ \\ put \: \: x = 0 \\ \\ 5(0) + 4 {(0)}^{2} + 3 \\ \\ 0 + 0 + 3 \\ \\ \implies 3 \\ \\ \\ put \: \: x = 2 \\ \\ 5(2) - 4 {(2)}^{2} + 3 \\ \\ 10 - 16 + 3 \\ \\ \implies - 3$