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If abcd=81, what is the minimum value of...

If `abcd=81`, what is the minimum value of `a+b+c+d`?

A

18

B

9

C

12

D

36

Text Solution

Verified by Experts

The correct Answer is:
C
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QUANTUM CAT-ELEMENTS OF ALGEBRA-QUESTION BANK
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  3. If abcd=81, what is the minimum value of a+b+c+d?

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  4. Which one of the following is correct?

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  7. If x+y=25 and x^(2)y^(3)+y^(2)x^(3)=25, what is the value of xy?

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