A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.

Which of the following is equal to (-3/4)-3?
(a) (3/4)-3
(b) (3/4)3
(c) (4/3)3
(d) (-4/3)3

Solution:

The correct option is (d)

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

⇒ (-3/4)-3 = (4/-3)3 =(-4/3)3

✦ Try This: Which of the following is not equal to (-7/-4)-5? (a) (7/4)-5, (b) (-4/-7)5, (c) (4/7)5, (d) (-4/-7)-5

The correct option is (d)

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

⇒ (-7/-4)-5 = (7/4)-5 = (-4/-7)5 = (4/7)5

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

NCERT Exemplar Class 8 Maths Chapter 8 Problem 17

Which of the following is equal to (-3/4)-3 (a) (3/4)-3, (b) (3/4)3, (c) (4/3)3, (d) (-4/3)3

Summary:

(-3/4)-3 is equal to (-4/3)3

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