Question
A series is given with one term missing. Select the
correct alternative from the given ones that will complete the series. MR, (?) , SZ, VD, YHSolution
M + 3 = P, P + 3 = S, S + 3 = V, V + 3 = Y R + 4 = V, V + 4 = Z, Z + 4 = D, D + 4 = H
- Find the value of p if the quadratic equation x² + px + 36 = 0 has real and equal roots.
A and B are the roots of equation x2 - 13x + k = 0. If A - B = 5, what is the value of k?
If the roots of the quadratic equation 7y² + 5y + 9 = 0 are α and β, then find the value of [(1/α) + (1/β)].
The nth term of a sequence is n² + 3n + 1. Find the difference between the 20th and 10th terms.
I. Â 2(x+2)+ 2(-x)=5
II. Â (1/(y+1)+ 1/(y+5))=(1/(y+2)+ Â 1/(y+4))
Find the maximum value of f(x)= –2x² +8x + 3.
I. 5x + 2y = 31
II. 3x + 7y = 36
I. x²= 961Â
II. y= √961
I. √(17x) + √51 = 0  Â
II. √(4y) + 3 = 0
I. x2 – 9x + 18 = 0
II. y2 – 5y + 6 = 0