قيمة قياس الزاوية بالراديان هي arcsin ⁡ ( − 2 2 ) \arcsin\left(-\frac{\sqrt{2}}{2}\right) arcsin ( − 2 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> )

− π 4 -\frac{\pi}{4} − 4 π

− 3 π 4 -\frac{3\pi}{4} − 4 3 π

sec ⁡ x = − − − − − \sec\ x\ =\ ----- sec x = − − − − −

1 cos ⁡ x \frac{1}{\cos\ x} cos x 1

1 csc ⁡ x \frac{1}{\csc\ x} csc x 1

1 sin ⁡ x \frac{1}{\sin\ x} sin x 1

sin ⁡ ( x − y ) = \sin\left(x-y\right)= sin ( x − y ) =

sin ⁡ x cos ⁡ y − cos ⁡ x sin ⁡ y \sin x\cos y-\cos x\sin y sin x cos y − cos x sin y

cos ⁡ x cos ⁡ y + sin ⁡ x sin ⁡ y \cos x\cos y+\sin x\sin y cos x cos y + sin x sin y

tan ⁡ x − tan ⁡ y \tan x-\tan y tan x − tan y

1 − sin ⁡ x 1-\sin x 1 − sin x

sin ⁡ 75 = \sin\ 75\ = sin 7 5 =

6 + 2 4 \frac{\sqrt{6}+\sqrt{2}}{4} 4 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> + 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

tan ⁡ ( A − B ) \tan\ \left(A-B\right) tan ( A − B ) أيا من التالي تكافئ

tan ⁡ A + tan ⁡ B 1 − tan ⁡ A tan ⁡ B \frac{\tan\ A\ +\tan\ B}{1-\ \tan A\tan B} 1 − tan A tan B tan A + tan B

tan ⁡ A − tan ⁡ B \tan\ A\ -\ \tan\ B tan A − tan B

tan ⁡ A − tan ⁡ B 1 + tan ⁡ A tan ⁡ B \frac{\tan\ A\ -\tan\ B}{1+\ \tan A\tan B} 1 + tan A tan B tan A − tan B

sin ⁡ A cos ⁡ B \frac{\sin\ A}{\cos\ B} cos B sin A

cos ⁡ ( A + B ) \cos\ \left(A+B\right) cos ( A + B ) أيا من التالتالي تكافئ

cos ⁡ A cos ⁡ B − sin ⁡ A sin ⁡ B \cos\ A\ \cos\ B\ -\ \sin\ A\ \sin\ B cos A cos B − sin A sin B

sin ⁡ A cos ⁡ B + cos ⁡ A sin ⁡ B \sin A\cos\ B\ +\ \cos\ A\ \sin\ B sin A cos B + cos A sin B

sin ⁡ A cos ⁡ B − cos ⁡ A sin ⁡ B \sin\ A\ \cos\ B\ -\ \cos\ A\ \sin\ B sin A cos B − cos A sin B

cos ⁡ A cos ⁡ B + sin ⁡ A sin ⁡ B \cos\ A\ \cos\ B\ +\ \sin\ A\ \sin\ B cos A cos B + sin A sin B

الدوال المثلثية

Authored by Nooran Alshemi

Mathematics

10th Grade

CCSS covered

Used 13+ times

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cosine أي من التالي يعبر عن قانون

c² = a² + b² - 4ac + cosA

c² = a² - b² - 2abcosC

c² = a² + b² - 2abcosC

(cos A)/a = (cos B)/b

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sin 30°

√3/2

-1/2

1/2

-√3/2

Cos 90°

-1

undefined

Cos 45°

1/2

√2/2

√3/2

؟ Sine ام Cosine هل التمثيل البياني التالي ل

y=sinx

y=cosx

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

؟ Sine ام Cosine هل التمثيل البياني التالي ل

y=sinx

y=cosx

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

اوجدي السعة من المعادلة التالية
y = 3sin (7x) -2

-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

قيمة قياس الزاوية بالراديان هي $\arcsin\left(-\frac{\sqrt{2}}{2}\right)$

$\frac{\pi}{4}$

$\frac{3\pi}{4}$

$-\frac{\pi}{4}$

$-\frac{3\pi}{4}$

10.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

$\cos\left(Arc\cos\ -\frac{\sqrt{2}}{2}\right)=$

0.35

-0.75

-0.71

0.75

0.71

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الدوال المثلثية

Cosine أي من التالي يعبر عن قانون

Sin 30°

Cos 90°

Cos 45°

؟ Sine ام Cosine هل التمثيل البياني التالي ل

؟ Sine ام Cosine هل التمثيل البياني التالي ل

اوجدي السعة من المعادلة التالية y = 3sin (7x) -2

قيمة قياس الزاوية بالراديان هي arcsin⁡(−22)\arcsin\left(-\frac{\sqrt{2}}{2}\right)arcsin(−22​​)

تحتمل اكثر من اجابة

cos⁡(Arccos⁡ −22)=\cos\left(Arc\cos\ -\frac{\sqrt{2}}{2}\right)=cos(Arccos −22​​)=

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اوجدي السعة من المعادلة التالية
y = 3sin (7x) -2

قيمة قياس الزاوية بالراديان هي $\arcsin\left(-\frac{\sqrt{2}}{2}\right)$

$\cos\left(Arc\cos\ -\frac{\sqrt{2}}{2}\right)=$