Trigonometry
The value of Sin(30)
What is 1/2?
True or false If the sequence {an} an diverges and the sequence {bn} diverges, then the sequence {an+bn} diverges.
False
True or false, <3,4> has a magnitude of 5.
True
Find the limit of f(x) as it approaches 1.
f(x)+{4-x, x<1} / {4x-x^2, x>1}
3
The graph of the function f is shown below. If m is the slope of the line tangent to the graph of f at x=−8, which statement best describes the value of m?
What is m>0 ?
A right triangle has one angle measuring 30 degrees and a hypotenuse of 10cm. What is the length of the side opposite the 30 degree angle?
5cm
The 5th term of the arithmetic sequence: (2, 5, 8, 11,...)
What is 14?
Find the derivative of
f(x)= 3x^2 + 5x - 2
f1(x)=6x+5
This is the rectangular form of the polar point (r,θ)=(2,2π).
What is (0,2)?
This is the value of
Lim x^2-9
x->3 —----
x-3
What is 6 ?
Find the sum of the first 41 terms of the following series, to the nearest integer.
11, 19, 27, ...
What is 7011 ?
This is the rectangular coordinates (−4,−4) converted into polar form. Find the radian value.
What is r = √32
This is the value of:
lim(2x2−x+1)
x—>3
What is 16?
CSC of (-120°)
What is -2√ 3 /3 ?
Using difference quotient, This derivative of f(x)= x²
What is 2x?