If 8x-1 - 64- what is the value of 32x-1 - 13927

The correct option is D 27 8^x+1=64 = 8^2 Comparing, we get x+ 1 = 2 ⇒ x = 2 1 = 1 Now 3 ^2x+1 = 3^2 × 1 + 1 = 3^2+1 = 3^3 = 3 × 3 × 3 = 27 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Laws of Exponents for Real Numbers

If 8x+1 = 64,...

Question

If $8^{x + 1}$ = 64, what is the value of $3^{2 x + 1}$ ?

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

Suggest Corrections

106

Similar questions

8^{x + 1}

3^{2 x + 1}

8^{x + 1} - 8^{x} - 8^{x - 1} = 880

(1 - y) (1 + 2 x + 4 x^{2} + 8 x^{3} + 16 x^{4} + 32 x^{5}) = (1 - y^{6})

\neq

Q6. Find the value of x:

a) (125/ 8) X (125/ 8)^x = (5/2)¹⁸

b) 3^{2x + 1} / 9 = 27

E = \frac{1}{4} . \frac{2}{6} . \frac{3}{8} . \frac{4}{10} . . . . . . . \frac{30}{62} . \frac{31}{64} = 8^{x}

x

Join BYJU'S Learning Program