Which of the following is trinomial?

(a)

-7z

(b)

\({ z }^{ 2 }-{ 4y }^{ 2 }\)

(c)

\({ x }^{ 2 }y-{ xy }^{ 2 }+y\)

(d)

\(12a=9ab+5b-3\)

The area of a rectangle with length \(2l^{ 2 }m\) and breadth \(3l^{ 2 }m\) is_______________________

(a)

\(6l^{ 3 }m^{ 3 }\)

(b)

\(l^{ 3 }m^{ 3 }\)

(c)

\(2l^{ 3 }m\)

(d)

\(4l^{ 3 }m^{ 3 }\)

The roots of the polynominal equation \({ x }^{ 2 }+2x=0\) are_______________

(a)

x = 0, 2

(b)

x = 1, 2

(c)

x = 1, -2

(d)

x = 0, -2

The degree of the polynomial \( \sqrt { 2 } { x }^{ 2 }-\frac { 7 }{ 2 } { x }^{ 4 }+x-5x^{ 3 }\) is _______________ 

(a)

2

(b)

3

(c)

4

(d)

5

Divide x³-4x²+6x by "x" the result is _____________________

(a)

\(x^{ 2 }+4x-6\)

(b)

\(x^{ 2 }-4x-6\)

(c)

\(x^{ 2 }-4x+6\)

(d)

\(x^{ 2 }+4x+6\)

Which of the following has a factor?

(a)

x² + 2x

(b)

(x - 1)²

(c)

(x + 1)²

(d)

(x² - 2²)

(a-b) (a²+ab+b²)=_________

(a)

a² + b³ + c³ - 3abc

(b)

a² - b²

(c)

a³ + b³

(d)

a³ - b³

(a-b-c)² is equal to________

(a)

(a+b+c)²

(b)

(a+b+c)²

(c)

(-a + b + c)²

(d)

(a+b+c)²

Quadratic polynomial may have maximum of______linear factors

(a)

1

(b)

2

(c)

3

(d)

4

If one of the factor of x^2-9x+18 is (x-3) then the other factor is_________

(a)

x-9

(b)

x+6

(c)

(x-6)

(d)

x-18