Question

please answer me with full step


3. Show that each of the following numbers is a perfect square

(i) 1764
(ii)2015

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Answer 1

Answer:

(i) we know that

it can be written as

1764=2x2x3x3x7x7

Here,

after pairing the same prime factor, no factor is left

therefore, 1764 is a perfect square of 2x3x7=42

Answer 2

Answer:

A jet plane starts from rest with an acceleration of 3ms-2 and makes a run for 35s before taking off. What is the minimum length of the runway and what is the velocity of the jet at take off?

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