Question

what should be the value of b if the value of 5x - 2x²+b is -3 when x= -1?

Answer 1

Answer:

b = 6

Step-by-step explanation:

when we put the values

5(-1) +2(-1)^2 +b = 3

-5 - (-2) + b = 3

-3 +b = 3

b = 3+3

b= 6