Precalculus Examples

Find the End Point Given Start (1,2) and Mid (-3,8)
,
The midpoint formula is .
Set the equal to the coordinate.
Solve for to get .
Substitute the values for and in to get .
Simplify the right side of .
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Simplify each term.
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Multiply by to get .
Multiply by to get .
Multiply by to get .
Subtract from to get .
Set the equal to the coordinate.
Solve for to get .
Substitute the values for and in to get .
Simplify the right side of .
Tap for more steps...
Simplify each term.
Tap for more steps...
Multiply by to get .
Multiply by to get .
Multiply by to get .
Subtract from to get .
The end point is .
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