Ch.4 (4.1-4.4) Big Ideas Quiz

Solve for n by factoring $2n^2+4n-16=0$ 

• -4, 2

• -2, 4

• -16

• -4

Tags

CCSS.HSA.REI.B.4

Factor completely  $x^3+3x^2+2x$  

•  $x\left(x^2+3x+2\right)$  

•  $x\left(x-2\right)\left(x-1\right)$  

•  $\left(x+2\right)\left(x+1\right)$  

•  $x\left(x+2\right)\left(x+1\right)$  

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor completely and determine the zeros  $4x^2-81$  

•  $\left(2x-9\right)\left(2x-9\right);\ x=\frac{9}{2}$  

•  $\left(2x+9\right)\left(2x+9\right);\ x=-\frac{9}{2}$  

•  $\left(2x-9\right)\left(2x+9\right);\ x=\pm\frac{9}{2}$  

•  $\left(x-9\right)\left(x+9\right);\ x=\pm9$  

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Factor completely $\ 3x^3+5x^2-9x-15$  

•  $\left(x^2-3\right)\left(3x+5\right)$  

•  $\left(3x^3+5x^2\right)\left(-9x-15\right)$  

•  $\left(x^2-3\right)\left(-3x-5\right)$  

•  $\left(x^2+3\right)\left(3x+5\right)$  

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.APR.B.2

CCSS.HSA.SSE.A.2

 Divide $\left(2n^4+9n^3-34n^2+14n+49\right)\div\left(n+7\right)$ 

•  $2n^4-5n^3+1n^2+7n$  

•  $2n^3-5n^2+n+7$  

•  $2n^2-5n+1+\frac{7}{n+7}$  

•  $2n^2-5n+1+\frac{7}{x-7}$  

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

Divide $\left(x^3-103x+30\right)\div\left(x-10\right)$  

•  $x^3+10x^2-3x$  

•  $x^2-103$  

•  $x^2+10x-3$  

•  $x^2+10x-\frac{3}{x-10}$  

Tags

CCSS.HSA.APR.D.6

Divide $\left(k^3+14k^2+51k+24\right)\div\left(k+5\right)$  

•  $k^2+9k+6-\frac{6}{k+5}$  

•  $k^2+9k+6+\frac{6}{k+5}$  

•  $k^2+9k+6-\frac{6}{k-5}$  

•  $k^3+9k^2+6k-6$  

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.D.6

f(x)=(x+4)(x-3)(x-2)
List the zeros for this function.

• x= -4, x=3, x= -2
• x= -4, x=3, x=2
• x= -4, x=3, x=2
• x=4, x= -3, x= -2

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

How many zeros does the polynomial function
 P(x) = 3x⁴+4x-8 have?

• 1
• 2
• 3
• 4

Tags

CCSS.HSA.APR.B.3

Identify the zeros:

• $x=-2,\ x=-1,\ x=0$

• $x=-2,\ x=0$

• $x=-1,\ x=0,\ x=2$

• $x=-2,\ x=0,\ x=1$

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11