Question

If s(x) = 2 – x2 and t(x) = 3x, which value is equivalent to (s circle t) (negative 7)?
–439
–141
153
443

Answer 1

Answer:

hey mate here is ur ans

s(x) = 2-x²

t(x) = 3x

s0t(x) = 2-(3x)²

s0t(x) = 2-9x²

s0t(-7) = 2-9(-7)² = 2-441 = -439

hope it help u