Question

If 15.2^x+1 + 15.2^-x+2 =135, then x is
A) - 1
B) 0
C) 1
D) 2

Answer 1

Answer:

Option C

Step-by-step explanation:

hope it helps you

15.2^x+1 + 15.2^-x+2 =135

so ans 1!