If f(x) = x2−2x what is the value of f(4)?

If f(x) = x²−2^x what is the value of f(4)?

A -16

B -8

D 8

Solution

Correct Answer: Option C

দেওয়া আছে, f(x) = x²−2^x
∴ f(4) = 4² - 2⁴
= 16 - 16
= 0