10
10√2
20
20√2
Correct answer is B
\sqrt{50} + \frac{10}}{\sqrt{2}} = \(\frac{\sqrt{50}}{1} + \sqrt{10}{\sqrt{2}}
= √50×2+10√2
= √100+10√2
= \frac{10 + 10}{\sqrt{2} = \frac{20}{\sqrt{2}}
= 20√2 \times \frac{\sqrt{2}}{\sqrt{2}}\)
= 20√22
= 10√2
Find the range of the following set of numbers 0.4, −0.4, 0.3, 0.47, −0.53, 0.2 and &min...
In the diagram, △XYZ is produced to T. if |XY| = |ZY| and ∠XYT = 40°, find ...
If sin 3y = cos 2y and 0o ≤ 90o, find the value of y...
If S = √t2−4t+4, find t in terms of S...
A right circular cone has a base radius r cm and a vertical angle 2yo. The height of the cone is...