SAT Prep B

NON-CALCULATOR: Which of the following is an example of a function whose graph in the -plane has no -intercepts?

• A linear function whose rate of change is not zero

• A quadratic function with real zeros

• A quadratic function with no real zeros

• A cubic polynomial with at least one real zero

Tags

CCSS.HSF-IF.C.7A

NON-CALCULATOR

• 1

• 2

• 3

• 9

Tags

CCSS.HSA.REI.C.7

NON-CALCULATOR: Which of the following is equivalent to  $9^{\frac{3}{4}}$ ? 

• 
• 
• 
• 

CALCULATOR

• (-2,-1)

• (-1, 3)

• (1, 5)

• (2,-1)

CALCULATOR

• $c>1$

• $c=1$

• $c=-1$

• $c<-1$

 $y=x^2-a$  
CALCULATOR: In the equation above,  is a positive constant and the graph of the equation in the -plane is a parabola. Which of the following is an equivalent form of the equation?

•  $y=(x+a)(x-a)$  

•  $y=(x+\sqrt{a})(x-\sqrt{a})$  

•  $y=(x+\frac{a}{2})(x-\frac{a}{2})$  

•  $y=(x+a)^2$