Find the exact value of sin30°
1/2
Find the tenth term of the arithmetic sequence:
3, 7, 11, 15...
39
Convert the polar coordinate:
(4,60°)
(2, 2 sqrt3)
Evaluate:
lim(x->3) (2x+5)
11
Find the derivative of:
f(x)=4x3
12x2
Solve for x on the interval [0,2pi):
2 cos x = 1
pi/3, 5pi/3
Find the sum of the first 20 terms of the arithmetic sequence:
5, 8, 11, 14...
670
Find the magnitude of the vector:
(6,8)
10
Evaluate:
lim(x->0) [(x2-4)/(x-2)]
4
Find the derivative of:
f(x)=3x2 -5x+7
6x-5
A right triangle has a hypotenuse of 13 and one leg of 5. Find the sine of the angle opposite leg of length 5.
5/13
Determine whether the geometric series converges or diverges:
2/3+ 4/9+8/27+16/81+...
2
A particle is described parametrically by x=t2+1, y=2t-3. Find the coordinates when t=4
(17,5)
Evaluate:
lim(x->0) [sin(x)/x]
1
Find the equation of the tangent line to
y=x2+1
at x=2
y=4x-3