Practice 1 STAAR Review

A proportional equation looks like...

• y=kx
• y=mx+b
• y=kx+b
• y=ax²+bx+c

The formula for slope has _____ on bottom.

• y₂- y₁
• x₂- x₁
• y₁- y₂
• x₁- x₂

Tags

CCSS.8.EE.B.5

The horizontal axis is the _____.

• X-axis
• Y-axis
• Origin
• Slope

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

For a table to be considered a function, ______ cannot repeat.

• X-values
• Y-values
• Positive Numbers
• Negative Numbers

Tags

CCSS.8.F.A.1

For a mapping to be considered a function, there must be _______.

• No more than 1 arrow from each x-value
• No more than 1 arrow to each y-value
• At least 1 arrow from each x-value
• At least 1 arrow from each y-value

Tags

CCSS.8.F.A.1

X-values can repeat in a function.

• True
• False

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Y-values cannot repeat in a function

• True
• False

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

To distribute, like for 2(x+3), you must _________.

• Multiply 2 by both x and 3 separately
• Add x and 3 to get 3x and then multiply by 2
• Add 2 to both x and 3 separately
• Multiply 2 by x only

Tags

CCSS.6.EE.A.3

The reciprocal of a fraction, like ³/₅, is ______.

• The top and bottom switched, like ⁵/₃
• Is the same as it was, like ³/₅
• Is the two numbers added together, like 8
• Is the two numbers subtracted from each other, like 2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

If your scale factor is greater than 1, your new shape will be ______.

• Bigger
• Smaller
• The same size
• Rotated

Tags

CCSS.7.G.A.1