Question

UICWork in a week?)
3. Write five situations for the following where brackets would be
necessary. (a) 7(8-3)
(b) (7+2) (10-3)सिचुएशन ​

Answer 1

Answer:

(7+2)(10−3)

[we will open one of the brackets]

7(10−3)+2(10−3)

={(7×10)−(7×3)+{(2×10−2×3)}

={70−21}+{20−6}

=49+14

=63.

Explanation:

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