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Question
If a = 3 and b = 2, then find the value of the following.
(a – b)a
Sum
Solution
(a – b)a
Substituting a = 3 and b = 2
we get (3 – 2)3
= 13
= 1 × 1 × 1
= 1
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Unit Digit of Numbers in Exponential Form
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Chapter 3: Algebra - Exercise 3.1 [Page 52]
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