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Some prerequisites 

1.5a=b

ab=1 

what is the value of a and b?

 Nov 20, 2019
 #1
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1.5a=b -----> I

b=1/a------->II

Substitute for b

1.5a=1/a

1.5a-(1/a)=0

Multiply both sides by (a)

(1.5a2)-1=0

1.5a2=1

a2=1/1.5

a= sqrt(1/1.5)

a=sqrt(2/3)

a=0.816497

---------------------

ab=1

b=1/a

b=1/(sqrt(2/3))

b=1.224745

 Nov 20, 2019
edited by alrawashdeh04  Nov 20, 2019

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