If the cube root of 79507 is 43, then the value of

³√79.507 + 3√0.079507 + 3√0.000079507 is:

  1. 0.4773
  2. 477.3
  3. 4.773
  4. 47.73
Monis Rasool Professor Asked on 28th August 2015 in Maths.
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1 Answer(s)

Answer:  (3) 4.773

Explanation:-
³√79.507 + 3√0.079507 + 3√0.000079507
= ³√79507/1000 + ³√79507/1000000 + ³√79507/1000000000
= ³√43^3/10^3 + ³√43^3/100^3 + ³√43^3/1000^43
= 43/10 + 43/100 + 43/1000
= 4.3 + 0.43 + 0.043
= 4.773

Hence, the answer is (3) 4.773

Anurag Mishra Professor Answered on 2nd September 2015.
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