Question 49
Solve the following:
3x−82x=1
Given, 3x−82x=1⇒3x−8=2x⇒3x−2x=8∴x=8
Question 177(v)
Find x. 23x=82x+1
Question 83 (xxi)
Multiply the following:
(3x2+4x−8),(2x2−4x+3)