3√2
5√2
5√22
3√22
Correct answer is C
√3+√48√6=√3+4√3√6
\frac{5\sqrt{3}}{\sqrt{6} = \frac{5\sqrt{3} \times \sqrt{6}}{\sqrt{6} \times \sqrt{6}}
\frac{5\sqrt{18}{6} = \frac{15\sqrt{2}}{6}
= 5√22
Evaluate cos75°, leaving the answer in surd form....
Evaluate tan120°+tan30°tan120°−tan60°...
If (x−5) is a factor of x3−4x2−11x+30, find the remaining factors....
A binary operation * is defined on the set of real numbers, by a∗b=ab+ba...
A linear transformation is defined by T: (x, y) → (-x + y, -4y). Find the image, Q`, of Q(-3, ...
Find the coefficient of x3 in the expansion of [13(2+x)]6...