Datrys cos90^circ-cos180^circ+sin270^circ-sin30^circ | Microsoft Math Solver

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Problemau tebyg o chwiliad gwe

https://socratic.org/questions/how-do-you-write-the-expression-as-the-sine-cosine-or-tangent-of-the-angle-given

https://math.stackexchange.com/questions/1584290/find-im-cos-12-circ-i-sin-12-circ-cos-48-circi-sin-48-circ-6

https://socratic.org/questions/how-do-you-find-the-exact-value-of-the-expression-cos15-circcos60-circ-sin15-cir

https://socratic.org/questions/how-do-you-write-the-expression-cos25-circcos15-circ-sin25-circsin15-circ-as-a-s

https://socratic.org/questions/how-do-you-write-the-expression-sin140-circcos50-circ-cos140-circsin50-circ-as-t

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0-\cos(180)+\sin(270)-\sin(30)

Cael gwerth \cos(90) o’r tabl gwerthoedd trigonometrig.

0-\left(-1\right)+\sin(270)-\sin(30)

Cael gwerth \cos(180) o’r tabl gwerthoedd trigonometrig.

0+1+\sin(270)-\sin(30)

Gwrthwyneb -1 yw 1.

1+\sin(270)-\sin(30)

Adio 0 a 1 i gael 1.

1-1-\sin(30)

Cael gwerth \sin(270) o’r tabl gwerthoedd trigonometrig.

0-\sin(30)

Tynnu 1 o 1 i gael 0.

0-\frac{1}{2}

Cael gwerth \sin(30) o’r tabl gwerthoedd trigonometrig.

-\frac{1}{2}

Tynnu \frac{1}{2} o 0 i gael -\frac{1}{2}.

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