Question

5. Evaluate :
(1) √441 + √169
√7441 - √169​

Answer 1

Answer:

Use scientific calculator for short

Answer 2

root of 441=21
Root of 169=13
Thus (i)root of 441+root of 169
=21+13
Ans=34

Root of 7441=86.26 [not a perfect square]
Therefore root of 7441-root of 160
86.26-13
Ans=73.26



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