What issin6θ−cos6θsin2θ−cos2θequal to ? View Solution What is the value of1−2sin2θcos2θsin4θ+cos4θ+4equal to View Solution Ifsinθ+sin2θ=1, then find the value ofcos2θ+cos4θ. View Solution Ifsinθ+2cosθ= 1, then what is2sinθ−cosθequal to?
sin10 5^(@)+cos10 5^(@)= 03:56 If sintheta(1)+sintheta(2)+sintheta(3)=3, then cos theta(1)+cos theta(... 01:21 The value of cos 10^@ - sin 10^@ is 02:32 Calculate the value of (i) sin 15^(@) " "(ii) cos 15^(@)" "(... 09:21 If tantheta=1/(2) and...
Answer to: If \sin( \theta ) - \cos(\theta) = \sqrt{(2\sin \theta)} then prove that \sin(\theta) + \cos(\theta) = \sqrt{\sin(\theta)}. By signing...
Answer to: Determine the values of sin (2 theta), cos (2 theta), and tan (2 theta) if sin (theta) = -8 / 17 and theta lies in 3rd quadrant. By...
cos2θ+isin2θ−1cos2θ+isin2θ+1=−2sin2θ+isin2θ2cos2θ+isin2θ=2isinθ(cosθ+isinθ)2cosθ(cosθ+isinθ)=?cos2θ+isin2θ−1cos2θ+isin2θ+1=−2sin2θ+isin2θ2cos2θ+isin2θ=2isinθ(cosθ+isin...
Answer to: Find sin(2 theta) if tan( theta) = 2/3 . By signing up, you'll get thousands of step-by-step solutions to your homework questions...
T_{e} = 1.5 Pi_{q}^{*}cos\theta_{L}\left[\psi_{r}+ i_{q}^{*}sin\theta_{L}(L_{d}-L_{q}) \right] 表贴式 PMSM 中直流电感等于交轴电感,在有一定凸极率的内埋式PMSM 中直轴电感小于交轴电感,由于电感值通常较小,因此电磁转矩公式可以简化成: ...
If θ=-2π3, then sin(θ)= cos(θ)=There are 2 steps to solve this one. Solution Share Step 1 View the full answer Step 2 Unlock Answer UnlockPrevious question Next questionNot the question you’re looking for? Post any question and get expert help quickly. Start learning Che...
Find sin 2x, cos 2x and tan 2x if cos x = 2/sqrt 5 and x terminates in quadrant I. Find the trigonometric function value of angle \theta. sec \theta = \frac{9}{4} and \theta in quadrant IV Find tan \theta. a. -\frac{\sqrt{65{9} b. -\sqrt{65} c. -\fr...
$$\underline {\text{n}} = \, \left( {{\text{cos}}\theta_{{\text{n}}} \cdot {\text{sin}}\alpha_{{\text{n}}} ,{\text{ cos}}\theta_{{\text{n}}} \cdot {\text{cos}}\alpha_{{\text{n}}} ,{\text{ sin}}\theta_{{\text{n}}} } \right),$$ ...