algebra 1 STAAR review

Front

What do the terms 'At most' and 'No more than' indicate in inequalities?

Back

They indicate that the value is less than or equal to a certain number, represented by ≤.

Tags

CCSS.6.EE.B.8

Front

What does a negative correlation in a scatterplot indicate?

Back

It indicates that as one variable increases, the other variable decreases.

Tags

CCSS.HSF-LE.A.1B

Front

What is the general form of an exponential decay function?

Back

A = A₀ * (1 - r)ⁿ, where A₀ is the initial amount, r is the rate of decay, and n is the number of time periods.

Tags

CCSS.HSF-IF.C.8B

Front

How do you solve for x in the equation x = by + v?

Back

To isolate x, you can rearrange the equation as needed, but it is already solved for x.

Tags

CCSS.HSA.CED.A.4

Front

What does a scatterplot with no association look like?

Back

It shows no clear pattern or trend between the two variables.

Tags

CCSS.HSF-LE.A.1B

Front

What is the difference between exponential growth and decay?

Back

Exponential growth increases over time, while exponential decay decreases over time.

Tags

CCSS.HSF-IF.C.8B

Front

What does the symbol '≤' mean in an inequality?

Back

It means 'less than or equal to'.

Tags

CCSS.6.EE.B.8

Front

If a car's value decreases as its age increases, what type of correlation is this?

Back

This is a negative correlation.

Tags

CCSS.HSF-LE.A.1B

Front

What is the formula for exponential growth?

Back

A = A₀ * (1 + r)ⁿ, where A₀ is the initial amount, r is the growth rate, and n is the number of time periods.

Tags

CCSS.HSF-IF.C.8B

Front

How can you identify a scatterplot that represents a negative correlation?

Back

The points will slope downwards from left to right.