cc3 chapter 8 test review

Front

What is the formula for calculating simple interest?

Back

Simple Interest = Principal × Rate × Time

Front

If Leroy borrowed $1500 at an annual simple interest rate of 12%, how much interest will he pay in 1 year?

Back

$180

Front

What is the definition of slope in a linear equation?

Back

Slope is the measure of the steepness of a line, calculated as the rise over run.

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What does it mean to convert a number to standard form?

Back

Standard form is a way of writing numbers using powers of ten.

Front

What is the standard form of the number 46000?

Back

4.6 × 10^4

Front

What is the quotient rule in exponents?

Back

When dividing like bases, subtract the exponents: a^m / a^n = a^(m-n).

Front

Evaluate 9^9 / 9^4 using the quotient rule.

Back

9^5

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.