The value of (-2/3)⁴ is equal to
(a) 16/81
(b) 81/16
(c) -16/81
(d) 81/-16

Solution:

The Correct answer is (a)

Given, (-2/3)⁴

Using the laws of indices (a/b)^m = a^m/b^m

(-2/3)4 = (-2)4/34 = 16/81

✦ Try This: The value of (-3/5)³ is equal to (a) -27/125, (b) 27/125, (c) -125/27, (d) 125/27

The Correct answer is (a)

Given, (-3/5)³

Using the laws of indices (a/b)m = am/bm

(-3/5)³ = (-3)³/5³ = -27/125

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 12

NCERT Exemplar Class 8 Maths Chapter 8 Problem 10

The value of (-2/3)⁴ is equal to (a) 16/81, (b) 81/16, (c) -16/81, (d) 81/-16

Summary:

The value of (-2/3)⁴ is 16/81

☛ Related Questions:

• The multiplicative inverse of (-5/9)-99 is (a) (-5/9)99, (b) (5/9)99, (c) (9/-5)99, (d) (9/5)99
• If x be any non-zero integer and m, n be negative integers, then xm × xn is equal to (a) xm, (b) xm . . . .
• If y be any non-zero integer, then y⁰ is equal to (a) 1, (b) 0, (c) -1, (d) Not defined