Operations Functions

f(x)=x-3
g(x)=x-5
f(g(3))

• -5

• -16

• -4

• -11

f(g(-2))

• -2

• 1

• -1

• 2

f(x) = 3x² - 2x + 1 and g(x) = x - 4. What restrictions, if any, are there for (f/g)(x)?

• no restrictions

• x ≠ -4

• x ≠ 4

• x ≠ 0

h(n) = -2n² - 3n
g(n) = 2n - 5
Find h(g(n))

• -8n² + 34n - 35

• -8n² + 46n - 35

• -8n² + 34n - 65

• 8n² + 34n - 35

Q1. What is the value of the expression?

• 9 - √5

• √14

• 16

• 4

• 9 - 8/3
• 9 + 8/3
• 3
• 1/3

Q1. What is the value of x in the equation 9 - √17 = x?

• A) 9 - √17

• B) 4

• C) 2

• D) √8

• -1
• 1
• -1/3
• -5/3

• 9 - √5
• √14
• 16
• 4

• 9 - 8/3
• 9 + 8/3
• 3
• 1/3