EduGoog

(1) Basic Operations: Basic Operations, Polynomials, Factorization, Remainder Theorem & Factorization Theorem ; H.C.F. & L.C.M. of polynomials ; Rational Expressions, Surds & indices.
(2) Linear Equations : Simultaneous linear equation in two variables, analytical and graphical solutions. Simultaneous linear in equations. Practical problems on linear equations.
(3) Quadratic Equation : Solution of quadratic equations, Relation between roots and coefficients (only real roots to be considered). Practical problem on quadratic equations.
(4) Set Theory : Set language and set notation. Union, Intersection & Complementations of sets and their properties.

If (x + 1/x) = 2, then (x31/x3) is equal to :

Option :
A. 64
B. 14
C. 8
D. 2

If (x2 + 1/x2) = 102, then (x - 1/x) is :

Option :
A. 8
B. 10
C. 12
D. 13

If 2x + 3y = 5 and x = - 2, then the value of y is:

Option :
A. 1/3
B. 1
C. 3
D. 9

If a + b + c = 0, then (a3 + b3 + c3) is equal to :

Option :
A. 0
B. abc
C. 3 abc
D. (ab + bc + ca)

If a + b + c = 0, then the value of (a2/bc + b2/ca + c2/ab) is :

Option :
A. 1
B. 0
C. -1
D. 3