Question : sinxcos3x Enter cosine terms first, no parentheses around arguments : 2163388
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
19) sinxcos3x
Enter cosine terms first, no parentheses around arguments.
20) sinx2
Do not enter parentheses around arguments.
21) 3cosxsin2x
Enter cosine terms first, no parentheses around arguments.
22) cos2(x + 4)
Enter cosines before sines with parentheses around arguments.
23) sin3(x3)
Enter sine terms before cosine terms with parentheses around arguments.
24) sin3x
No parentheses around arguments.
25) sin3x2
Do not enter parentheses around arguments.
26) 2cos2(4t)
Enter cosine terms before sine terms, no parentheses around arguments.
27) ln(sin3t)
Enter a quotient in terms of cosine and sine, no parentheses around arguments.
28) esin(cost)
Enter cosine before sine (except in the given exponential) and use parentheses around arguments.
29) 6xcos2(sinx)
Enter cosines before sines in terms using parentheses around arguments.
30) sin3(3t)
Enter sines before cosines with parentheses around arguments.
31) cos(cosx)
Enter sines before cosines with parentheses around arguments and a multiplication dot between the first two terms.
32) (cosx/sinx - 2)
Enter a quotient of sine functions without parentheses around the arguments of sine.
33) ex^3sinx3
Enter your answer in the form P(x)eQ(x)⋅(sinR(x) ± cosS(x)) where P, Q, R, S are polynomials in x in standard form. No parentheses around the arguments of sine and cosine.
34) ln(1 + sinx)
Enter a quotient of sine and cosine functions without parentheses around their arguments.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
35) Find the equation of the line tangent to the graph of y = sin2x at x = (π/2)?
A) y = -(x - (π/2))
B) y - 1 = x - (π/2)
C) y = -2x - π
D) y = (cos2x) (x - (π/2))
E) none of these
36) Find the tangent line to the graph of f(x) = cos22x at ((π/2), 1).
A) 1
B) -1
C) 2
D) -2
E) none of these
