trigonometry
sin(30)
1/2
next term:3,6,9
12
add <1,2> + <3,4>
<4,6>
lim(x+5)
x->2
7
d/dx(x2)
2x
solve for x: 2 sinx = square root of 3
for 0o less than x less than 360o
60o,120o
find the 7th term:3,7,11,...
27
magnitude of <5,12>
13
lim x2-1/x-1
x->1
2
d/dx(4x4-2)
16x3-2
verify the identity of 1- cos2x/sin x = sin x
Identity verified
find the 6th term of the geometry sequence
486
find the direction angle of <1,square root of 3>
60o
lim sin x/x
x->0
1
find the equation of tangent line to: f(x) = x2+1
at x = 2
y = 4x - 3