If s(x) = x – 7 and t(x) = 4x2 – x + 3, which expression is equivalent to (ToS) (x)

a. 4(x – 7)2 – x – 7 + 3

b. 4(x – 7)2 – (x – 7) + 3

c. (4x2 – x + 3) – 7

d. (4x2 – x + 3)(x – 7)

If s(x) = x – 7 and t(x) = 4x2 – x + 3, which expression is equivalent to (ToS) (x)

a. 4(x – 7)2 – x – 7 + 3

b. 4(x – 7)2 – (x – 7) + 3

c. (4x2 – x + 3) – 7

d. (4x2 – x + 3)(x – 7)