8th grade Math Mixed Review

Change from standard form to scientific notation: 12,000,000

• 0.12 x 10⁸

• 1.2 x 10^-7

• 12.0 x 10⁶

• 1.2 x 10⁷

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is 8.27 rational or irrational?

• Rational
• Irrational
• Both
• None of the above

Tags

CCSS.8.NS.A.1

A non-terminating decimal is which type of number?

• Rational 
• Irrational

Tags

CCSS.8.NS.A.1

Change from standard form to scientific notation: 0.000398

• 39.8 x 10^-5

• 3.98 x 10⁴

• 3.98 x 10^-4

• 39.8 x 10^-6

Try to change the number back to standard form: 6.79 x 10⁴

• 0.000679

• 6,790

• 67,900

• 6,790,000

Is the relation a function?

• The relation does not represent y as a function of x, because each value of x is associated with a single value of y.

• The relation represents y as a function of x, because one value of y is associated with two values of x.

• The relation does not represent y as a function of x, because one value of x is associated with two values of y.

• The relation represents y as a function of x, because each value of x is associated with a single value of y.

Is this graph a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

CCSS.8.F.B.5

Is this graph a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function 
• Not a Function 

Tags

CCSS.8.F.A.1