Mathematics
Grade-8
Easy

Question

4 square root of 5 plus 5 square root of 5 space i s space e q u a l space t o

  1. 9 square root of 5
  2. 9 square root of 10
  3. 5 square root of 10
  4. 7 square root of 5

hintHint:

am + bm = (a+b)m

The correct answer is: 9 square root of 5


    GIVEN-
    4√5 + 5√5
    TO FIND-
    Solution for the given expression.
    SOLUTION-
    4√5 + 5√5 = (4+5)√5 = 9√5
    FINAL ANSWER-
    Option 'a' i.e. '9√5' is the correct answer to the given question.

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