Home » Classroom » JAMB Mathematics 2003 Question

If frac 9 2x-1 27 x 1 1 find the value of x - JAMB Mathematics 2003 Question

If \(\frac{9^{2x-1}}{27^{x+1}} = 1\)find the value of x.
A
8
B
5
C
3
D
2
correct option: b
Cross-multiplying, 92x-1 = 1 x 27x+1
32(2x-1) = 33(x+1)

Solving by equating index: 2(2x-1) = 3(x+1), => x = 5
Please share this, thanks:

#JAMB #JAMB

Add your answer

Notice: Posting irresponsibily can get your account banned!

No responses