Math 10A Review (pre-midterm)

What is the DOMAIN of the function f(x)=x^2?

• (-∞, ∞)

• [0, ∞)

• (1, ∞)

• (0, ∞)

What is the RANGE of the function f(x)=x^2?

• (-∞, ∞)

• [0, ∞)

• (1, ∞)

• (0, ∞)

What is the purpose of the vertical line test?

• To determine if a function is increasing

• To check if a function is one-to-one

• To find the x-intercept

• To verify if a graph represents a function

In a composite function g(f(x)), what must be true about f(x)?

• f(x) must be in the range of g

• f(x) must be equal to g(x)

• f(x) must be in the domain of g

• f(x) must be greater than g(x)

Tags

CCSS.HSF-BF.A.1C

What is the domain of the composite function g(f(x))?

• range of f(x)

• domain of f(x)

• range of g(x)

• domain of g(x)

Tags

CCSS.HSF-BF.A.1B

What is the characteristic of an odd function?

• 
  f(x) = f(-x)

• f(x) = -f(x)

• f(x) = -f(-x)

• f(-x) = -f(x)

Tags

CCSS.HSF.BF.B.3

Name the transformation: f(x-c)

• vertical shift up

• vertical shift down

• horizontal shift left

• horizontal shift right

Name the transformation: 0.5*f(x)

• vertical stretch

• vertical compress

• horizontal stretch

• horizontal compress

Which of the following functions has a period of 2pi?

• sin(x)

• cos(x)

• tan(x)

• csc(x)

Tags

CCSS.HSF.TF.A.4

what is the period of a function sin(B(x-α))?

• 2pi

• 2pi / |α|

• 2pi / |B|

• 2pi/|x|

Tags

CCSS.HSF.TF.A.4