Choose life. Choose to push yourself to the limits of endurance. Respect your body enough to challenge it with all the things it could do. And challenge yourself to do better than your former self.
Mark S's Enrolled Lessons
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6 minCalculus lesson4 CQ
Take the confusion out of limits with integralCALC! Learn how to solve for limits and infinite limits, and what to do in the event of a point discontinuity.
with Krista King MathTake the confusion out of limits with integralCALC! Learn how to solve for limits and infinite limits, and what to do in the event of a point discontinuity.
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6 minCalculus lesson4 CQ
Learn how to answer one of the most important questions in calculus by calculating the rate of change of a function at a point (aka taking the derivative)!
with Krista King MathLearn how to answer one of the most important questions in calculus by calculating the rate of change of a function at a point (aka taking the derivative)!
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8 minCalculus lesson5 CQ
Learn how to solve optimization problems and find the extremes, the local or global minima or maxima of a function, in this lesson from integralCALC.
with Krista King MathLearn how to solve optimization problems and find the extremes, the local or global minima or maxima of a function, in this lesson from integralCALC.
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8 minCalculus lesson5 CQ
Related rates problems give many calculus students headaches, but they don’t have to. Learn how to conquer these problems using implicit differentiation!
with Krista King MathRelated rates problems give many calculus students headaches, but they don’t have to. Learn how to conquer these problems using implicit differentiation!
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5 minFREECalculus lessonFree3 CQ
Lost in the world of calculus? Start at the beginning by learning about functions - number ‘machines’ that serve as the basis for all of calculus.
with Krista King MathLost in the world of calculus? Start at the beginning by learning about functions - number ‘machines’ that serve as the basis for all of calculus.
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2 minCalculus lesson2 CQ
You've got a graph, but how do you know whether or not it represents a function? Use the vertical line test! Learn the test, then practice on several examples.
with Krista King MathYou've got a graph, but how do you know whether or not it represents a function? Use the vertical line test! Learn the test, then practice on several examples.
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5 minCalculus lesson3 CQ
Take your calculus skills to the limit! Learn how to find the left-hand and right-hand limits, and then use those to prove that the general limit does not exist.
with Krista King MathTake your calculus skills to the limit! Learn how to find the left-hand and right-hand limits, and then use those to prove that the general limit does not exist.
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3 minCalculus lesson2 CQ
Understand derivatives with help from this lesson on difference quotients. See how to plug in values and functions and then simplify confusing equations.
with Krista King MathUnderstand derivatives with help from this lesson on difference quotients. See how to plug in values and functions and then simplify confusing equations.
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9 minCalculus lesson5 CQ
Know your limits! Learn about the precise definition (or epsilon delta definition) of a limit, and how it can be used to prove that a limit is true.
with Krista King MathKnow your limits! Learn about the precise definition (or epsilon delta definition) of a limit, and how it can be used to prove that a limit is true.
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9 minCalculus lesson5 CQ
Don’t be intimidated by long implicit differentiation problems! Learn how to solve this type of equation with help from Krista, founder of IntegralCalc.
with Krista King MathDon’t be intimidated by long implicit differentiation problems! Learn how to solve this type of equation with help from Krista, founder of IntegralCalc.