Question

√10+ √20+ √40-√5- √80. How to solve this?

Answer 1

Answer:

Given,

⇒

10

+

20

+

40

−

5

−

80

15

5

=2.236

10

=3.162

⇒

10

+

5×4

+

10×4

−

5

−

16×5

15

⇒

10

+2

5

+2

10

−

5

−4

5

15

⇒

3

10

−3

5

15

⇒

10

−

5

5

⇒

3.162−2.236

5

⇒

0.926

5

⇒

926

5000

=

468

2500

=

234

1250

=

127

625

⇒

127

625

.

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