Class 10 Math Polynomial Quiz

 $If\ 5\sqrt{2}\ and\ 2\sqrt{2}\ are\ the\ zeroes\ of\ a\ polynomial,\ find\ it.$  

•  $7\sqrt{2\ }\ -2\sqrt{2\ }x+1$  

•  $x^2\ -7\sqrt{2}x\ -20$  

•  $x^2\ -20x\ +7\sqrt{2}$  

• None of these

• Can’t be said.

What is the degree of the polynomial shown in the image?

• 1

• 2

• 3

• 4

 $The\ sum\ and\ product\ of\ \alpha\ and\ \beta\ are\ 5\ and\ 10,\ respectively.\ What\ is\ the\ polynomial?$  

•  $x^2-15x\ -50$  

•  $x^2\ +15x\ +50$  

•  $x^2\ +15x-50$  

•  $x^2-15x+50$  

What is the degree of the polynomial shown in the image?

• 1

• 2

• 3

• 4

Find all zeros for the polynomial function P(x) = x³ -3x²-5x+15

• 3, √5 
• 3, √5, -√5
• -3, √5, -√5
• -3, 5i, -5i

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Find all zeros of the polynomial function P(x) = x³+6x²+9x+54

• 6, -3

• 6

• -6

• 6, 3

 $Roots\ of\ x^{3\ \ }-3x^2+x+1\ are\ a-b,a\ and\ a+b.\ Find\ a\ and\ b$  

•  $a=\sqrt{2\ }b=\ 1$  

•  $a=1,b=\pm\sqrt{2}$  

•  $a=1,\ b=-\sqrt{2}$  

• a=1,b=+2^.5

 $The\ zeroes\ of\ the\ polynomial\ x^2-2x-3\ are$  

• 1,-3

• 1,3

• -1,3

• -1,-3

Which of the following is a polynomial?

•  $x^2-5x+4\sqrt{x}$  

•  $2+\sqrt{x+\frac{1}{x}}$  

•  $\sqrt{2}x^2+\sqrt{64x}\ -x^{100}$  

•  $1\ and\ 3$  

• None of these

 $When\ x^3+2x^2+kx+3\ is\ divided\ by\ \left(x-3\right),\ the\ remainder\ is\ 21.\ What‘s\ k?$