Question

EXERCISE 8B
1. If a = 2 and b = 3, find the value of
(ii) a +ab
(iv) 2a - 3b
(v) 5a - 2ab
(u) ab-
vil ab​

Answer 1

Answer:

Putting the values of a and b

(i) a+ab

2+2(3)

2+6

8

(ii) 2a-3b

2(2)-3(3)

4-9

-5

(iii) 5a-2ab

5(2)-2(2)(3)

10-12

-2

(iv) ab-ab

2(3)-2(3)

6-6

0Ans.

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