Inverse of a Function

What is the inverse in the given coordinates {(18,6), (6,2), (27,9), (21,7), (15,5)}

• {(6,18), (2,6), (9,27), (7,22), (5,15)}
• {(6,18), (6,2), (9,27), (7,21), (5,15)}
• {(6,18), (2,6), (9,27), (7,21), (5,15)}
• {(6,18), (2,6), (9,27), (7,21), (15,15)}

Tags

CCSS.HSF-BF.B.4C

The composition of any function, f(x), and
its inverse, f^-1(x) = 

• x
• f(x)
• 1
• 0

Tags

CCSS.HSF-BF.B.4B

What is the equation that the inverse will reflect across?

• y = x
• y = 0
• x = 0
• Potato

Will the inverse of this function, be a function?

• No
• Yes
• No way to tell

Are these functions inverses?

• Yes
• No

Tags

CCSS.HSF-BF.B.4B

Given f(x)= -3x+7 and g(x)=2x² - 8, find f(g(x)).

• f(g(x))= -6x²+31
• f(g(x))= -6x²+24
• f(g(x))=18x²-84x+6
• f(g(x))=9x²-42x-1

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)
• (-4, -1) and (-6, -4)
• (-1, -4) and (-4, -6)
• (4, 1) and (6, 4)

Tags

CCSS.HSF-BF.B.4C

Use composition to determine if the functions are inverses of each other?

• True
• False

Are the following inverses of each other?

• True
• False

Tags

CCSS.HSF-BF.B.4B

For any two functions g(x) and f(x), f(g(x))=g(f(x)). 

• True
• False