Equations/Lines
Solve for r:
5r = 35
What is "r = 6"?
Simplify:
7 x 7 x 7 x 7 x 7
What is "75"?
Multiply:
(5x - 3)(4x + 4)
What is "20x2 + 8x − 12"?
What is a complementary angle?
What is "a + b = 90°"?
What is the name of the website where you can find information about student loans, FAFSA, and grants for college?
What is the Federal Student Aid website?
Solve for x:
x - 3.6 = 5.4
What is "x = 9"?
Simplify:
a5 x a1
What is "a6"?
Multiply:
(4x - 3)2
What is "16x2 − 24x + 9"?
What do we call when two angles add up to 180° on a straight line?
What is "supplementary angle"?
Which of the following is equal to:
(see whiteboard)
What is "a2/5"?
Solve for x:
2x - 5 = 7
What is "x = 6"?
Simplify:
b12/b4
What is "b3"?
Factor:
x2 - 121 = 0
What is "(x + 11)(x - 11)"?
Find the missing angle:
(see whiteboard)
What is "130°"?
A website uses the formula above to calculate a seller's rating, R, based on the number of favorable reviews, F, and unfavorable reviews, N. Which of the following expresses the number of favorable reviews in terms of the other variables.
(see whiteboard)
What is "F = NR/(1-R)"?
Solve for x:
(x-2) / 3 = 4
What is "x = 14"?
Rewrite the expression with a positive exponent:
6-4
Find all solutions for:
2x2 − 5x + 3 = 0
What is "x = {3/2, 1}"?
Solve for x:
(see whiteboard)
What is "a = 5 \sqrt(6)"?
In the xy-plane, the point (3, 6) lies on the graph of the function f(x) = 3x2 - bx + 12. What is the value of b?
What is b = 11?
Solve for x:
-(5x-3) - 3(2+5x) = 24
What is "x = -27/20"?
Simplify
(see whiteboard)
What is "x6"?
Find all solutions to the equation:
6x2 - 17x + 12 = 0
What is "x = {3/2, 4/3}"?
What do all the angles in a circle add up to?
What is "360°"?
In the xy-plane, the graph of the function
f(x) = x2 + 5x + 4 has two x-intercepts. What is the distance between the x-intercepts?
What is 3?