1
(√2+4√2)
(6√2
8
Correct answer is A
(4√3+4√2)(4√3−4√2)(√3+√2)
(4√3+4√2)(4√3−4√2)=√3−4√6+4√6−√2
= √3−√2
(√3−√2)(√3+√2)=3+√6−√6−2
= 3−2=1
Make c the subject of formula v = 1 - a5(b + 3c7)...
The sum to infinity of a geometric progression is −110 and the first term is \(-\frac{1...
If m = 4, n = 9 and r = 16., evaluate mn - 179 + nr...
If D = [2−134121−31] Find |D|...
If y varies directly s the square root of (x + 1) and y = 6 when x = 3, find x when y = 9 ...