08:25 duration 8 minutes 25 seconds
Solving a word problem using a quadratic equation…
Solving a word problem using a quadratic equation with irrational roots
Shows how to substitite the given value for the output variable, then rearranges the resulting equation in standard form. Values for a, b, and c are identified and then entered into the quadratic…
03:44 duration 3 minutes 44 seconds
Finding the slope and y-intercept of a line given…
Finding the slope and y-intercept of a line given its equation in the form Ax + By = C
Demonstrates how to solve a standard form equation for y to get the slope-intercept form y = mx + b
01:19 duration 1 minute 19 seconds
Fractional position on a number line
The procedure for analyzing a number line graph so we know what fractions are being represented and then count the spaces to the designated point