Question 1
True or False: The functions F
1(x) = -cos(4x) + 34, F
2(x) = 2sin
2(2x) - 15, and F
3(x) = 7 - 2cos
2(2x) are all antiderivatives of f(x) = 8 sin(2x) cos(2x).
◦ true
◦ false
Question 2
Find the solution of the differential equation
=
such that y = 85 when x = 8.
◦ y = 7x
1/3 -
x
4/3 +
x
7/3 + 63
◦ y = 7x
1/3 -
x
4/3 + x
7/3 + 1
◦ y = 7x
1/3 -
x
4/3 + x
7/3 - 1
◦ y = -7x
1/3 +
x
4/3 - x
7/3 + 171
◦ none of the above