The square root of 49(x2 - 2xy + y2)2 is
7|x - y|
7(x + y) (x - y)
7 (x + y)2
7 (x - y)2
If x2 + 5kx + 16 = 0 has no real roots, then
The remainder when x2 - 2x + 7 is divided by x + 4 is
28
29
30
31
A system of two linear equations in two variables is inconsistent, if their graphs
coincide
intersect only at a point
do not intersect at any point
cut the x-axis
The quotient when x3 - 5x2 + 7x - 4 is divided by x - 1 is
x2 + 4x + 3
x2 - 4x + 3
x2 - 4x - 3
x2 + 4x - 3
The sum of two zeroes of the polynomial f(x) = 2x2 + (p + 3) x + 5 is zero, then the value of p is
3
4
-3
-4
GCD of (x3 + 1) and x4 - 1 is
x3 - 1
x3 + 1
x + 1
x - 1
If ax2 + bx + c = 0 has equal roots, then c is equal to
If one zero of the polynomial p(x) = (k+4) x2 + 13x + 3k is reciprocal of the other, then k is equal to
2
5
The square root of x2 + y2 + z2 - 2xy + 2yz - 2zx is
|x + y - z|
|x - y + z|
|x + y + z|
|x - y - z|
