The roots of a quadratic equation in x, are -m and 2n. Fi...
The roots of a quadratic equation in x, are -m and 2n. Fine equation.
x2 - x(2n-m) – 2mn = 0
x2 + x(2n - m) - 2mn = 0
x2 + x(m - 2n) + 2mn = 0
X2 + x (m + 2n ) + 2mn = 0
x2 - x (m - 2n) - 2mn = 0
Correct answer is A
No explanation has been provided for this answer.
In the diagram, POQ is the diameter of the circle centre O. Calculate ∠QRS ...
If tan x = 1, evaluate sin x + cos x, leaving your answer in the surd form ...
An arc of a circle of radius 14cm subtends angle 300° at the centre. Find the perimeter of the s...
If a = 2, b = -2 and c = -12, evaluate (ab2 - bc2)(a2c - abc)...