Algebra Final Exam Project

 $\left(7x^4\right)\left(5x^7\right)$

•  $35x^{11}$

•  $35x^4$

•  $35x^7$

• 35x

 $\frac{16x^3+4x+20}{4x}$

•  $4x^2+1+5$

•  $4x^2+1+\frac{5}{x}$

•  $4x^2+x+5$

•  $4x^2+1+x$

• 14

• 16

• 12

• 10

• Infinite solutions

• No solution

• Prime

• 0

if  $f\left(x\right)=\frac{\sqrt{12+x}}{8}$  what is f(4)

• 1/2

• 8

• 2

•  $\frac{\sqrt{8}}{7}$  

 $\frac{16x^3+4x+20}{4x\ \ }\ \ \ \ \ \$  

•  $4x^2+1+\frac{5}{x}$  

•  $4x^2+x+\frac{5}{x}$  

•  $4x+1+\frac{20}{4x}$  

•  $4x^3+1+\frac{5}{x}$  

If y varies inversely as x, and y=32 when x=3, find x when y =15

• x=-5/32

• x=-32/5

• x=32/5

• x=5/32

Describe the soultion to the following equations 2(x-5)=4x-(10+2x)

• X=4

• No soultion

• Infinite solutions

• X=0

 $2x-3y=-11$  
 $y=-4x+13$  

• (2,5)

• (5,2)

• x=5

• y=5

Find x

(x,8) and (6,16)

• x=3

• x=16

• y=3

• y=16