Answer and Explanation
Your Answer is
Correct Answer is B
Explanation
Substitute x=3 into 5×2x-10x=5×2³-10×3=10, choose B
11. For functions 
and 
, the value of 
is:
11. For functions and , the value of is:
Your Answer is
Correct Answer is B
Explanation
Substitute x=3 into 5×2x-10x=5×2³-10×3=10, choose B