(-3/5)¹⁰⁰ = (-3)¹⁰⁰/(-5)¹⁰⁰. State whether the given statement is true or false
Solution:
Given, (-3/5)¹⁰⁰ = (-3)¹⁰⁰/(-5)¹⁰⁰.
We have to determine if the given statement is true or false.
Considering (-3/5)¹⁰⁰,
(-3/5)¹⁰⁰ = [(-1 × 3)/5]¹⁰⁰
For any non-zero integers ‘a’ and ‘b’ and whole numbers m and n,
(a×b)m = am × bm
= (-1)¹⁰⁰ × (3)¹⁰⁰ / (5)¹⁰⁰
We know, (-1)ⁿ = 1, if n = even number
Here, n = 100, n is even number
So, (-1)¹⁰⁰ = 1
(-3/5)¹⁰⁰ = (3)¹⁰⁰/(5)¹⁰⁰ —-------------------- (1)
Considering (-3)¹⁰⁰/(-5)¹⁰⁰,
Cancelling out common negative sign,
(-3)¹⁰⁰/(-5)¹⁰⁰ = (3)¹⁰⁰/(5)¹⁰⁰ —-------------- (2)
From (1) and (2),
(-3/5)¹⁰⁰ = (-3)¹⁰⁰/(-5)¹⁰⁰ which means that the given statement is true.
✦ Try This: (-2/3)¹⁰ = (-2)¹⁰/(-5)¹⁰. State whether the given statement is true or false
☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 13
NCERT Exemplar Class 7 Maths Chapter 11 Problem 46
(-3/5)¹⁰⁰ = (-3)¹⁰⁰/(-5)¹⁰⁰. State whether the given statement is true or false
Summary:
The given statement,”(-3/5)¹⁰⁰ = (-3)¹⁰⁰/(-5)¹⁰⁰” is true
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