Calculus Examples

Solve for x e^(2-3x)>4
Step 1
Take the natural logarithm of both sides of the equation to remove the variable from the exponent.
Step 2
Expand the left side.
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Step 2.1
Expand by moving outside the logarithm.
Step 2.2
The natural logarithm of is .
Step 2.3
Multiply by .
Step 3
Subtract from both sides of the inequality.
Step 4
Divide each term in by and simplify.
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Step 4.1
Divide each term in by . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.
Step 4.2
Simplify the left side.
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Step 4.2.1
Cancel the common factor of .
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Step 4.2.1.1
Cancel the common factor.
Step 4.2.1.2
Divide by .
Step 4.3
Simplify the right side.
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Step 4.3.1
Simplify each term.
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Step 4.3.1.1
Move the negative in front of the fraction.
Step 4.3.1.2
Dividing two negative values results in a positive value.
Step 5
The result can be shown in multiple forms.
Inequality Form:
Interval Notation:
Step 6