Question

The mean proportional of a and bis 10 and the value of a is four times the value of b.lf a>0,
b>0, find the value of a + b​

Answer 1

Answer:

The mean proportional of a and b is 10 and the value of a is four times the value of b. the value of a+b(a>0,b>0) is 20 (b) 25 101 (d) 29. Hence, the correct option is (b).

Step-by-step explanation:

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