8/18/20 Check In

Is relation shown a function?

• YES
• NO

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Is this a function? Explain.

• Yes; it passes the horizontal line test.
• No; it is not a straight line.
• Yes; it passes the vertical line test.
• No; it does not pass the vertical line test

Tags

CCSS.HSF.IF.A.1

How would you write y = 2x - 3 in function notation?

• y = 2x-3

• f = 2x - 3

• f(x) = 2x-3

Tags

CCSS.HSF.IF.A.2

How do you read f(x)?

• f x

• f of x

• f parenthesis x

• f with an x inside parenthesis

Tags

CCSS.HSF.IF.A.1

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Tags

CCSS.HSF.IF.A.2

If I know that f(2) = 4, what is another way I can write my answer?

• 2,4

• (2, 4)

• That is the only way to write it.

Tags

CCSS.HSF.IF.A.2

• x= 12
• x= -12
• x= -22
• x= 22

Tags

CCSS.7.EE.B.4A

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Add 4 to both sides
• Add the 2a and a 
• Distribute 4 to a and -5
• Distribute -4 to a and -5

Tags

CCSS.8.EE.C.7B

3(3x - 6) = 18

• x = 4
• x = -4
• x=8
• x= -12

Tags

CCSS.7.EE.B.4A

5(2 + 8)

• (5 x 2) + (5 x 8)
• (5 x 2) x (5 x 8)
• (5 + 2) + (5 + 8)
• (5 + 2) x (5 + 8)

Tags

CCSS.3.OA.B.5