Find the value of the function y=3x2−21
when x=4
.(1 point)
y=
When x = 4, the value of the function y = 3x^2 - 21 can be found by plugging in the value of x into the function:
y = 3(4)^2 - 21
y = 3(16) - 21
y = 48 - 21
y = 27
when x=4
.(1 point)
y=
y = 3(4)^2 - 21
y = 3(16) - 21
y = 48 - 21
y = 27