19–32 - Amplitude and Period Find the amplitude and period of the function, and sketch its graph. 19. у = cos 2x 20. y = – sin 2x 21. у -sin 3x 22. y = cos 47TX - 23. у 3 — 2 cos 3пх 24. у 3D —3 sin бx

Q: Find || projau || if u = (2,4) and a = = (3,-1). NOTE: Enter the exact answer or round the exact…

A: projau=u.aa2a   For two vectors u=u1,u2 and a=a1,a2a.u=a1×u1+a2×u2   For any vector x=x1,x2x=x12+x22…

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A: Given: -------------------------------------------------------------- To find: K…

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A:

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A:

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Q: missing solution for part D !

A: Here, , , and .

Q: Example 6

A: The scores of the second attempt is given as- Second attempt 34 31 37 32 40 32 44 37 47 41…

Q: K(t)= 20+ 11t K(5)3D %D

A: We are given k(t)= -20 +11t

Q: CISE 5.2 he rule and the input values to fill in the output values in these tables. 2 16 3 4 14 X…

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Q: 10 8- 6- 4 2 -10-8-6-4 -2 -2- 100 -9/ -8-1 -10- 2 4 6 8 10

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Q: of th

A: Option B is correct.

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.