√3+2
√3+1
√3−1
√3−2
Correct answer is D
Tan 75o = Tan (45o + 30o)
= tan45o+tan30o1−tan45otan30o
= √3+1√3−1
RATIONALIZE THE DENOMINATOR
= √3+1√3−1 X √3+1√3+1
= 4+2√33−1
= 2(2+√3)2
= 2 + √3
The first term of a Geometric Progression (GP) is 34, If the product of the second and ...
From the diagram above, which of the following represents the vector V in component form? ...
Given that P=(−2134) and \(Q = \begin{pmatrix} 5...
The equation of a circle is 3x2+3y2+6x−12y+6=0. Find its radius...
Given that sinx=45 and cosy=1213, where x is an obtuse angle and y i...
If 2i +pj and 4i -2j are perpendicular, find the value of p. ...
Find the coordinates of the centre of the circle 4x2+4y2−5x+3y−2=0....
The variables x and y are such that y =2x3 - 2x2 - 5x + 5. Calculate the corresponding cha...