Finite Math Examples

Find the x and y Intercepts y=(1/x)+3
Step 1
Find the x-intercepts.
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Step 1.1
To find the x-intercept(s), substitute in for and solve for .
Step 1.2
Solve the equation.
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Step 1.2.1
Rewrite the equation as .
Step 1.2.2
Subtract from both sides of the equation.
Step 1.2.3
Find the LCD of the terms in the equation.
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Step 1.2.3.1
Finding the LCD of a list of values is the same as finding the LCM of the denominators of those values.
Step 1.2.3.2
The LCM of one and any expression is the expression.
Step 1.2.4
Multiply each term in by to eliminate the fractions.
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Step 1.2.4.1
Multiply each term in by .
Step 1.2.4.2
Simplify the left side.
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Step 1.2.4.2.1
Cancel the common factor of .
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Step 1.2.4.2.1.1
Cancel the common factor.
Step 1.2.4.2.1.2
Rewrite the expression.
Step 1.2.5
Solve the equation.
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Step 1.2.5.1
Rewrite the equation as .
Step 1.2.5.2
Divide each term in by and simplify.
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Step 1.2.5.2.1
Divide each term in by .
Step 1.2.5.2.2
Simplify the left side.
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Step 1.2.5.2.2.1
Cancel the common factor of .
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Step 1.2.5.2.2.1.1
Cancel the common factor.
Step 1.2.5.2.2.1.2
Divide by .
Step 1.2.5.2.3
Simplify the right side.
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Step 1.2.5.2.3.1
Move the negative in front of the fraction.
Step 1.3
x-intercept(s) in point form.
x-intercept(s):
x-intercept(s):
Step 2
Find the y-intercepts.
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Step 2.1
To find the y-intercept(s), substitute in for and solve for .
Step 2.2
The equation has an undefined fraction.
Undefined
Step 2.3
To find the y-intercept(s), substitute in for and solve for .
y-intercept(s):
y-intercept(s):
Step 3
List the intersections.
x-intercept(s):
y-intercept(s):
Step 4