Evaluating Limits by Direct substitution

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Aug 17, 2019

Factoring by splitting the middle term

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Factoring by grouping

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Factoring the Difference of squares

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Limit Rule of an Exponential function

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Latest Math Problems

Aug 15, 2019

Evaluate $\displaystyle \large \lim_{x \,\to\, 0}{\normalsize \dfrac{\tan{x}-\sin{x}}{x^3}}$

Aug 11, 2019

Evaluate $\displaystyle \large \lim_{x \,\to\, 0}{\normalsize \dfrac{(1-\cos{2x})(3+\cos{x})}{x\tan{4x}}}$

Aug 10, 2019

Solve $9 \times 81^{\large x} = \dfrac{1}{27^{\large x \normalsize-3}}$

Aug 07, 2019

Simplify $\dfrac{5^x \times 7-5^x}{5^{x+2}-5^{x+1}}$

Jul 25, 2019

Solve $4x+3y = 132$ and $5x-2y = -42$ by elimination

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