Math, asked by loverfreefire1978, 4 months ago

Find the mean proportional between 21and 84

Answers

Answered by rajunaga110

2

Answer:

42

Step-by-step explanation:

let say x is the mean proportional between 21 and 84

then x = √(21*84)=√(3*7*3*7*2*2)

=3*7*2= 42

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