The value of $$\sqrt {28 + 10\sqrt 3 } - \sqrt {7 - 4\sqrt 3 } $$ is closest to:
A. 7.2
B. 5.8
C. 6.1
D. 6.5
Answer: Option D
This Question Belongs to Arithmetic Ability >> Surds And Indices
Related Questions on Surds and Indices
A. $$\frac{1}{2}$$
B. 1
C. 2
D. $$\frac{7}{2}$$
Given that 100.48 = x, 100.70 = y and xz = y2, then the value of z is close to:
A. 1.45
B. 1.88
C. 2.9
D. 3.7
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