Trig-or-Treat
Write 270 degrees in radians
(3pi)/2 radians
Write an example of a 4rd degree polynomial
y=12x^4+2
Find the determinant of the following matrix
[[1,2],[3,4]]
-2
Solve for x
sqrtx+sqrtx=6
9
(Students currently on the class list)-(Students in the class on the first day)+(Number of exams we had)
14
Is the following positive or negative?
tan(210)
Positive (QIII)
This function is the inverse of
y=ln(x)
y=e^x
lim_(x->oo) (3x^2+4x+10)/(5x^2-2)
3/5
What is the name of a 3D solid with one square base and lateral faces that meet at an apex?
Pyramid
Which of these topics was on the second test of the year?
1. Odd vs. Even Functions
2. Inverse Functions
3. Transformations of Functions
4. Descartes Rule of Signs
2. Inverse Functions
Simplify:
(1-cos^2(3x))/sin(3x)
sin(3x)
What is the range of
y=sqrt(4-x)
0 <= y or [0,oo)
lim_(x->-oo) (5/x^3+x)
-oo
The area of the base of a cylinder is 36pi square inches. Find the diameter of the base
12 in
According to Veracross, there are two students who have never been absent for math this year. Name one of those students.
Josh and Margot
Determine the exact value of
cos(210)
-sqrt3/2
Write the equation of the vertical asymptote(s) of:
y=(x-3)/(x^2-4)
x=-2, x=2
Find the inverse of the matrix
[[1,2],[1,3]]
[[3,-2],[-1,1]]
What is the midpoint between the points (1,2) and (4,-3) in the xy-plane?
(2.5,-0.5)
There are 4 students tied for the shortest first name in the class. List them in reverse alphabetical order.
Zac, Eli, Eli, Ben
List a zero of the function
y=cos(2x-pi)
x=pi/4+npi/2
Find the x-coordinate and classify all discontinuities in the function:
f(x)=(x^2-5x+6)/(x^2+7x-18)
Hole at x=2
VA at x=-9
Find the determinant of the following matrix
[[1,2,0],[3,4,2],[0,1,-2]]
2
A 30-60-90 triangle's shortest side has a length of 2 ft. Find the perimeter of the triangle.
P = 6+2sqrt3 ft
List these units in the order we learned them:
Matrices, Sequences & Series, Trig, Limits
Trig, Sequences & Series, Limits, Matrices