Question

6. Find the squares of the following numbers without actual multiplication.
(i) 65
(ii) 95
(iii) 205​

Answer 1

Answer:

1.4225

2.9025

3.14.317821063276353

Answer 2

Step-by-step explanation:

(I) 65 ^2 = (60+5) (60+5)

60(60+5) +5(60+5)

3600+ 300 + 300 + 25= 4225

Others can be done using same method

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