Math, asked by harveenkaur297, 9 months ago

Solve it by suitable identity
5×(20-2)

Answers

Answered by vanaja0204

0

Answer:

20-5x2

5(4-x2)

-5(x2-4)

-5(x+2)(x-2

Step-by-step explanation:

Answered by alex411

2

Step-by-step explanation:

=5 ×18

=90

therefore the answer of the ques 5×(20-2) is 90

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