23√5 + 56√2 + 2
23√5 + 56√2 + 12√10
23√5 + 56√2 + 12√10 + 2
23√5 - 56√2 + 12√10 + 2
Correct answer is C
(√5+3)(4+√10)(4−√10)(4+√10)
= 4√5+√50+12+3√1042−(√10)2
= 4√5+5√2+12+3√1016−10
= 4√56+5√26+126+3√106
= 23√5 + 56√2 + 12√10 + 2
A body is acted upon by forces F_{1} = (10 N, 090°) and F_{2} = (6 N, 180°). Find th...
Find the area between line y = x + 1 and the x-axis from x = -2 to x = 0. ...
If \begin{vmatrix} 4 & x \\ 5 & 3 \end{vmatrix} = 32, find the value of x....
The initial velocity of an object is u = \begin{pmatrix} -5 \\ 3 \end{pmatrix} ms^{-1}. If the a...
ABCD is a square. Forces of magnitude 14N, 4N, 2N and 2\sqrt{2} N act along the sides AB, BC, CD...
Express \frac{3}{3 - √6} in the form x + m√y...
If x^2+y^2+-2x-6y+5 =0, evaluate dy/dx when x=3 and y=2....
If P = {n^{2} + 1: n = 0,2,3} and Q = {n + 1: n = 2,3,5}, find P\cap Q....
If α and β are roots of x^2 + mx - n = 0, where m and n are constants, form the ...