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Ex 1.1, 8 (i) - Chapter 1 Class 7 Integers
Last updated at March 23, 2023 by Teachoo
Ex 1.1
Ex 1.1, 1
Ex 1.1, 2
Ex 1.1, 3 Important
Ex 1.1, 4
Ex 1.1, 5 Important
Ex 1.1, 6 Important
Ex 1.1, 7
Ex 1.1, 8 (i) You are here
Ex 1.1, 8 (ii) Important
Ex 1.1, 8 (iii) Important
Ex 1.1, 8 (iv)
Ex 1.1, 9 (a)
Ex 1.1, 9 (b) Important
Ex 1.1, 9 (c)
Ex 1.1, 9 (d) Important
Ex 1.1, 9 (e)
Ex 1.1, 10 Important
Transcript
Ex 1.1, 8 Verify a – (– b) = a + b for the following values of a and b. (i) a = 21, b = 18 Rough + & − becomes − + & + becomes + − & − becomes + a = 21, b = 18 a − (−b) = 21 − (−18) = 21 + 18 = 39 a + b = 21 + 18 = 39 ∴ a − (−b) = a + b
