First order homogeneous expression (x,y,z as variables) is
a x + b z
a y + a z
a z + b y + c z
a ( xyz )
Square root of
Nature of roots of the equation 4 x2- 4 x + 1 = 0 is
Real and equal
Irrational
Complex
Real and unequal
If √(x-1) = 4; then x =
16
15
17
-4
Solution set of x(x-1) =0 is
{1, -1}
{-1}
{0,1}
{0,-1}
f(x) is an algebraic expression in the variable x and if f(b) =0, then which of the following is a factor of f(x).
x+b
x-b
b
-b
a2+b3
a2- b3
a4+b3
a2+b6
Square root of x2 - 2 + 1/x2 =
x - 2
x + 1/x
x + 2
x - 1/x
3 a2+4 b2
3 a2+4 b
3 a+4 b
3 a-4 b
The second order homogenous expression in x,y
ax2+ b xy + c y2
ax2 + b x
ax+by2
ax2+by
