 Recent questions in Trigonometric equation and identitie Kaspaueru2 2021-12-20 Answered

What does x equal when $$\displaystyle{\cos{{\left({x}\right)}}}={0}$$? abreviatsjw 2021-12-19 Answered

How do you verify the identity $$\displaystyle{\frac{{{\sin{{2}}}{x}}}{{{\sin{{x}}}}}}={\frac{{{2}}}{{{\sec{{x}}}}}}?$$ Carole Yarbrough 2021-12-19 Answered

What does x equal, if $$\displaystyle{\sin{{\left({x}\right)}}}$$ lunnatican4 2021-12-17 Answered

What's the formula for $$\displaystyle{{\cos}^{{{3}}}{A}}$$? kramtus51 2021-12-17 Answered

What does $$\displaystyle{\tan{{\frac{{\pi}}{{{2}}}}}}$$ equal? Margie Marx 2021-12-17 Answered

What is $$\displaystyle{\cos{{135}}}$$? Dowqueuestbew1j 2021-12-17 Answered

Simplify $$\displaystyle{\frac{{{{\sin}^{{{2}}}\theta}+{{\cos}^{{{2}}}\theta}}}{{{{\cos}^{{{2}}}\theta}}}}$$ Talamancoeb 2021-12-17 Answered

Find the solution of $$\displaystyle{\cos{{\left({2}{x}\right)}}}-{\cos{{\left({x}\right)}}}={0}$$ in the interval $$\displaystyle{\left[{0};{2}\pi\right)}$$ tearstreakdl 2021-12-16 Answered

Find the exact values of $$\displaystyle{{\tan}^{{-{1}}}{\left({1}\right)}}$$ Shirley Thompson 2021-12-14 Answered

$$\displaystyle{\frac{{{1}-{\cos{{\left({x}\right)}}}}}{{{\sin{{\left({x}\right)}}}}}}$$ is the formula of? eozoischgc 2021-12-13 Answered

Solve $$\displaystyle{\sin{{\left({x}\right)}}}+{\cos{{\left({x}\right)}}}={1}$$ Karen Simpson 2021-12-13 Answered

How to integrate $$\displaystyle{\csc{{\left({x}\right)}}}$$ nemired9 2021-12-13 Answered

Find a double angle formula for $$\displaystyle{\sec{{\left({2}{x}\right)}}}$$ in terms of only $$\displaystyle{\csc{{\left({x}\right)}}}$$ and $$\displaystyle{\sec{{\left({x}\right)}}}$$. Joan Thompson 2021-12-12 Answered

What does sec x equal? Irrerbthist6n 2021-12-12 Answered

Find the exact values of $$\displaystyle{{\sin}^{{-{1}}}{\frac{{{1}}}{{{2}}}}}$$. Lorraine Harvey 2021-12-12 Answered

Please, evaluate $$\displaystyle{\tan{{\left(-{30}\right)}}}$$ Joan Thompson 2021-12-12 Answered

Find the exact value of $$\displaystyle{\sin{{0}}}$$ Patricia Crane 2021-12-12 Answered

What are the quotient identities for a trigonometric functions? Alan Smith 2021-12-11 Answered

Simplify the expression: $$\displaystyle{\frac{{{1}}}{{{\cos{{\left({x}\right)}}}}}}$$ amolent3u 2021-12-11 Answered

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