Trig
What is the name of the side of a right triangle that's opposite to the right angle
Hypotenuse
What completes this Pythagorean triple?
3, 4,
5
2 fair coins are flipped and you know at least one is a head what is the probability that the second is also a head?
1/3
What does PEMDAS stand for?
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
Where are the x-intercepts of f(x)?
f(x) = (x-2)(x+3)(x-7)^2
x = -3, x = 2, & x = 7
Is the sine of an angle of a triangle, opposite/adjacent, opposite/hypotenuse, or adjacent/hypotenuse?
Opposite/hypotenuse
If one leg of a right triangle is 8 and the other is 15 what's the length of the hypotenuse?
17
What is the probability of rolling a 2 and a 1 on two 6 sided die?
1/36
What is the solution to the equation:
3x-7 = 2x+5
12
What is the natural log of 1?
0
True or False: Trigonometry can be applied to all triangles
False
True or false:the hypotenuse of a triangle must be bigger than the legs
True
A bag contains 4 blue, 3 green, and 5 red balls. What's the probability that the first 3 balls drawn(without replacement) are all red?
1/22
What is the simplified form of:
(8x^4)/(2x)
4x^3
What is the derivative of e^x?
e^x
True or false: arctan(tan(tangent)^-1) and cot(cotangent) are the same thing
False
True or false: Pythagoras came up with Pythagorean theorem
False, he plagiarized the theorem from another poor guy
What's the probability of drawing a seven from a standard deck of 52 cards?
1/13 or 4/52
What is the next number of the Fibonacci sequence?
0,1,1,2,3,5,8,13,21,34,...
55
the natural log has a base of what number?
e
What is the name of the circle with a radius of 1 that is used to find the sine, cosine and tangent of angles in radians?
The Unit Circle
What is the equation of Pythagorean theorem?
a^2 +b^2 = c^2
What is the probability that a single randomly selected month from a year has 31 days?
7/12
What is the sum of the first 100 positive integers?
1+2+3+...+100
5050
How many times does f(x) cross the x axis?
f(x) = (x-3)^4 (x+2)^2 (x-5)^6
0 times