a = 5 or a = 2
a = -5 or a = 2
a = 10 or a = 0
a = 5 or a = 0
a = 5 or a = -2
Correct answer is E
3a + 10 = a\(^2\)
a\(^2\) - 3a - 10 = 0
a\(^2\) - 5a + 2a - 10 = 0
a(a - 5) + 2(a - 5) = 0
(a - 5)(a + 2) = 0
a = 5 or a = -2.
Find the integral values of x and y satisfying the inequality 3y + 5x \(\leq\) 15, given that y >...
Find the distance between two towns P(45°N, 30°W) and Q(15°S, 30°W) if the radius of...
Write h in terms of a, b, c, d if a = \(\frac{b(1 - ch)}{a - dh}\)...
A chord XY of a circle with centre O and radius 5.32cm has ∠XOY = 140°. What is the length o...
If \(\frac{y-3}{2}<\frac{2y-1}{3}\), which of the following is true?...
The height of an equilateral triangle of side is 10 3√ cm. calculate its perimeter. ...