The number of solutions to the system ....... y = -2x - 3 ...... y = 5 - 2x
What is none? (the lines are parallel)
100
The number of roots of this equation:
6c^3 - 3c^2 - 45c = 0
What is three?
100
The trig ratio for an angle in a right triangle that is equal to the adjacent side length divided by the hypotenuse
What is cosine?
100
The trig function that is equal to
sin A divided by cos A
What is tan A ?
200
The way you can tell if two lines are parallel by their equations
What is the slopes are the same ?
200
the number of solutions to a system of equations that represent perpendicular lines
What is one ?
(The solution is the point where the lines cross)
200
The number of imaginary roots of the equation
y = x^2 - 8x + 20 ........
hint: one root is 4 - 2i
What is two ? (they always come in pairs)
200
the trig function that is the reciprocal of sine
What is cosecant (csc) ?
200
the missing number in
sin^2 A + cos^2 A = _??_
What is 1 ?
300
The way you can tell two lines are perpendicular by their equations
What is the slopes are opposite reciprocals ?
300
What the graph of two dependent equations looks like
What is just one line ?
300
the remainder when ...
x^3 + 2x - 7
... is divided by ...
x - 2
What is 5? (The remainder theorem says you can find it by plugging in 2 for x)
300
the difference between the functions
y = tan x and y = Tan x
What are the domain values? ... (the capital letter indicates principal values only, ... in this case... -90degrees < x < 90degrees)
300
the value of tan x when cot x = 1/2
What is 2 ?
400
the equation of a vertical line passing through (2,5)
What is x = 2 ?
400
the easiest method to find the solution of this system of equations: ..................................................... 2x - 3y = 13 .... -2x + 4y = -9
What is the elimination method? (add the two equations together)
400
the remainder when you divide
(x^3 + x^2 + 4x + 30) by (x + 3) .........................................
IF (x + 3) is a factor of
(x^3 + x^2 + 4x + 30)
What is 0? (the factor theorem)
400
the inverse of the cos function
What is arccos? (or cos^-1)
400
If you need to find the exact value of the sine of 15 degrees, knowing the value of the sine of 30 degrees, the type of identity you need
What is a half-angle identity ?
500
the slope of the line connecting (4,11) and (8,14)
What is 3/4 ?
500
Of the points (0,0) (3,2) or (-2,4)
the one that satisfies the inequality x + y > 3
What is (3,2) ?
500
The polynomial in standard form whose roots are -3 and 2
What is x^2 + x - 6 ?
500
the value of the expression
sin(arcsin 1/2)
What is 1/2 ?
500
the number of solutions to the equation
sin 2x = -2
What is none? (the sin of an angle is always between -1 and 1)