Algebra
Slopes of parallel lines are ______
The quadratic formula
[-b +- sqrt(b^2-4ac)] / (2a)
What does the T stand for in SOHCAHTOA, and what is its formula?
tangent ; (opposite/adj) or (sin/cos)
A type of measurement described as the maximum - minimum
What is the range
A function f(x) = 8^(2x). The function g is an increasing linear function. If these two points intersect at (a,b) and (c,d), where d > b, which of the following is true when g(x) is > f(x)?
A) x > c
B) x < a
C) Both x > and c < a
D) a < x < c
D
The equivalent value of i^29
i ; sqrt(-1)
Name one of 2 methods to solve a system of equations
What is subsitution/elimination
If (sin^2)x = 16/25, what is cosx?
What is 3/5
The difference between independent and dependent events
Outcome/events do not affect following events if they are independent
skewed right
Solve for x: 20 - 5x < 20z - 35
x > -4z + 11
Accurately describe the change in the equation y = 5*(0.50)^x (not just increasing or decreasing)
Exponential decay
A square has an area of 64 square units. What is the length of its diagonal?
8*sqrt2
The percent change formula
[(new - old) / old] * 100
A right triangle ABC is inscribed within a circle (all points touch the circumference), in which line BC bisects the circle. If sinB = 5/13, what is the area of the circle, excluding the triangle, rounded to the nearest whole number?
103
The equation F(x) = (9/5)(x - 273.15) + 32 represents the conversion from kelvin, x, to celsius, f(x). By how much does celsius increase as a result of an increase in temperature of 2 kelvin?
3.6
The equation 5x^2 - 13x + 10 has __ real roots.
0
If the diameter of a sphere triples, by what factor does the volume increase?
27
The two measurements of data least likely to be skewed by outliers in a distribution
Mode, median
If the products of the solutions below is 154, what are the solutions for k, given that k is positive?
(2/3)(5x+11)(x+sqrt(5k+10))(x-sqrt(5k-10) = 0
k = 12
A linear function has points (1,-64) and (3, 64). If this function is defined through f(x) = ax + b, what is the value of a-b?
192
For what value of x does the following functionr each its minimum: f(x) = (x-14)(x+19)
-5/2
A circle is intersected by two tangent lines from point A outside of the circle. The two tangent lines intersect at points B and C, and arc BC make an arc length of 2pi. If the area of the circle is 400pi, what is the measure of angle A?
162
If (4a/b) = 6.7 and a/(bn) = 26.8, what is the valueo f n?
1/16 (or 0.0625)
The quadratic function 54x^4 + 219x^2 + 105 can be factored into k(ax^2+b)(cx^2+d). If all variables are integers, what is the smallest possible value of ab?
14