Question

square root of 102400 by prime factorisation method
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Answer 1

Answer:

The answer is 320

Step-by-step explanation:

25600

/ \

2 12800

/ \

2 6400

/ \

2 3200

/ \

2 1600

/ \

2 800

/ \

2 400

/ \

2 200

/ \

2 100

/ \

2 50

/ \

2 25

/ \

5 5

/ \

5 1

√102400=2*2*2*2*2*2*5

=320

Answer 2

Answer:

The prime factors are: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 5

or also written as { 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 5 }

Written in exponential form: 212 x 52