If cos-sin-2sin-then cos-sin-2cos-

The correct option is A True cosω sinω =√(2)sinω cosω = ( √(2)+1) sinω cosω =(√(2) +1)( √(2)+1)√(2) 1sinω √(2)cosω cosω =(2 1) sinω c ...

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Integration by Substitution

If cosω-sin...

Question

If $cos ω - sin ω = \sqrt{2} sin ω$ then $cos ω + sin ω = \sqrt{2} cos ω$

True

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False

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Similar questions

In a school the physics teacher decides to perform an experiment in the lab. He left an ideal spring block system to do SHM an a frictionless table.

Five students are sent in the lab one by one and asked to write the equation of the SHM.

$R a m - Δ_{0} s i n (ω t + \frac{π}{6})$

$H i m a n s h u - Δ_{0} s i n (ω t + \frac{2 π}{3})$

$S a t r a - Δ_{0} c o s (ω t + \frac{2 π}{3})$

$A v i n a s h - Δ_{0} s i n (ω t + \frac{7 π}{6})$

$A b h i s h e k - Δ_{0} s i n (ω t + \frac{5 π}{6})$

Anand was asked to point out whose equations were in same phase and whose were in opposite phase?

(i)Ram and Avinash(x) same phase

(ii)Abhishek &Avinash(y) Opposite phase

(iii)Ram &Satra

Satra&Avinash

y = (s i n ω + c o s ω t) m

Let x[n] be discrete time signal whose discrete time Fourier transform is represented as X (e^{j ω}) = e^{\frac{- j ω M}{2}} \frac{sin (\frac{ω N}{2})}{sin (\frac{ω}{2})} and x[n] is represented as shown below.

Then the value of (M \times N) is________.

X (ω) = \frac{s i n (\frac{ω - π}{2})}{ω - π}

X (j ω)

2 \int_{- \infty}^{\infty} X (j ω) c o s ω e^{j 2 ω} d ω

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