Given that 2p - m = 6 and 2p + 4m = 1, find the value of ...
Given that 2p - m = 6 and 2p + 4m = 1, find the value of (4p + 3m).
1
3
5
7
9
Correct answer is D
2p - m = 6 ... (i) 2p + 4m = 1 ... (ii) From (i), m = 2p - 6. 2p + 4(2p - 6) = 1 2p + 8p - 24 = 1 10p = 1 + 24 = 25 p = 2.5 m = 2(2.5) - 6 = 5 - 6 = -1 ∴ 4p + 3m = 4(2.5) + 3(-1) = 10 - 3 = 7
Factorize completely y3−4xy+xy3−4y...
In the diagram, O is the centre. If PQ//RS and ∠ONS = 140°, find the size of ...
W is directly proportional to U. If W = 5 when U = 3, find U when W = 27...
The locus of a point P which is equidistant from two given points S and T is ...
solve the equation cos x + sin x 1cosx−sinx for values of such that 0 ≤ x < 2...