MCA Midterm Exam

Front

Simplify: (7 + 41) ÷ 2 – 15

Back

9

Front

Find the slope of a vertical line.

Back

Undefined

Front

Back

Front

Given f(x) = 2x^2 + 5x - 17, find f(-1).

Back

f(-1) = -20

Front

Write the slope-intercept form of the equation 9x - 7y = -7.

Back

y = \frac{9}{7}x + 1

Front

What is the definition of slope in a linear equation?

Back

Slope is the ratio of the rise (change in y) to the run (change in x) between two points on a line.

Front

What is the formula for the slope-intercept form of a line?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does it mean if a line has a slope of 0?

Back

The line is horizontal and does not rise or fall.

Front

What is an absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

What is the process to solve an absolute value equation?

Back

Set the expression inside the absolute value equal to both the positive and negative of the other side and solve for the variable.