Asked by Max
1.Simplify the expression (sin x+cos x)^2 - sin2x
2.Determine the period, amplitude, and phase shift of f(x) = 2/3sin(4x+pie)
Is the amplitude: 2/3, period: 2pie/4
phase shift: -pie/4
2.Determine the period, amplitude, and phase shift of f(x) = 2/3sin(4x+pie)
Is the amplitude: 2/3, period: 2pie/4
phase shift: -pie/4
Answers
Answered by
Reiny
1.
(sin x+cos x)^2 - sin2x
= sin^2 x + cos^2 x + 2sinxcosx - 2sinxcos
= 1
2. correct
(sin x+cos x)^2 - sin2x
= sin^2 x + cos^2 x + 2sinxcosx - 2sinxcos
= 1
2. correct
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.