Algebra
Domain of x=1
(20 sec)
1
At what point do these lines intersect?
y=x+6, y=x+7
(30 sec)
Never, they are parallel
Evaluate
log(1000)
(20 sec)
3
A trigonometric function that for an acute angle in a right triangle is the ratio of the side opposite the angle to the hypotenuse
Sine
What digit does not have a roman numeral?
0
Solve for x
2x+20=24
(20 sec)
x=2
What is the hypotenuse of a triangle with sides of 9 and 12? (a=9, b=12)
(30 sec)
15
Tangent (Π)
(20 sec)
Undefined (1/0)
an equation that calculates the halfway point distance between two known coordinate points
mid point formula
Which was discovered first: Algebra, Geometry, or Calculus?
Geometry ~3000 BCE
If f(x)= x^2+7x-3, what is f(x+2)?
(30 sec)
x^2+11x+15
What is the supplementary angle to an angle of 76 degrees?
(20 sec)
104 degrees
divide
x^3-9x-10 by x+2
(75 sec)
x^2-2x-5
Asymptote
Which group was the first to develop and use fractions in 2000 BCE?
The Egyptians
What is the slope of a linear function that passes through (5,9) and (8, 27)?
(30 sec)
Slope of 6
The area of a circle with a radius of 13
(20 sec)
169π
At what values is this statement true?
x^2-x > 30
(40 sec)
(-infinity, -5) U (6,infinity)
three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex or vertex
Cone
In what country were negative numbers first used back in 200 BCE?
China
Online concert tickets cost $37 each, plus a service charge of $8.50 per ticket. The Web site also charges a transaction fee of $14.99 for the purchase. Your budget is $241.49. How many tickets can you buy?
(60 sec)
4 tickets (you are 1$ off being able to buy 5)
How many sides does a hendecagon have?
(20 sec)
11
List all possible rational values
6x^3 - 40x^2 + 47x + 7
(90 sec)
+ - (1, 1/2, 1/3, 1/6, 7, 7/2, 7/3, 7/6)
a number which when multiplied by x yields the multiplicative identity, 1
Reciprocal
What did Al-Khwarizmi discover?
Algebra