Surds, logs, indices
The simplificaiton of √ 20
What is 2√ 5
This form of a quadratic equation is written as ax2+bx+c=0
What is standard form
This is the likelihood of an event occurring, expressed as a number between 0 and 1.
This term refers to the number of ways to arrange n distinct objects in a specific order.
What is a permutation
This trigonometric function represents the ratio of the adjacent side to the hypotenuse in a right triangle.
What is cosine
A number that cannot be written as a fraction
What is an irrational number
This value, found using the formula b2−4ac, determines whether a quadratic equation has real or imaginary roots.
What is the discriminant
When rolling a six-sided die, this is the probability of rolling a number greater than 4.
What is 1/3
The number of ways to arrange 3 books from a shelf of 5 distinct books.
What is 60
The value of sin(60) in degrees
What is √ 3/2
The simplification of 34 x 92
What is 38
This formula, beginning with x=, gives the exact solutions of any quadratic equation.
What is the quadratic formula
If two events cannot happen at the same time, they are called this.
What is mutually exclusive
A basketball team has 12 players. A coach wants to select 5 players to start the game. This is the number of ways the coach can choose the starting lineup, where the order of the players does not matter
What is 792
the measure of an angle that subtends an arc with a length of exactly one
What is radian
This is the inverse operation of exponentiation.
What is logarithm
The graph of a quadratic equation forms this U-shaped curve, whose direction depends on the sign of a
What is parabola
The probability of an event occurring, given that another event has already occurred, is known by this term.
What is conditional probability
This is the number of ways to arrange the letters in the word 'COMBINATIONS,' taking into account that some letters repeat.
What is 59875200
The quadrant 530 degrees lies in
The Richter scale for measuring earthquakes is logarithmic base 10. If an earthquake has a magnitude of 7, this is the ratio of the amplitude of the earthquake's seismic waves to those of a magnitude 5 earthquake
What is 100 times
This is the name of the process where a quadratic expression like x2+6x+10 is rewritten as (x+3)2+1
What is completing the square
When flipping two coins, this is the probability of getting exactly one head?
What is 1/2
A basketball team has 10 players. The coach needs to select a captain and a vice-captain. This is the number of ways the coach can choose both positions, where the order matters.
What is 90
This ancient Greek mathematician is best known for a theorem relating the sides of a right-angled triangle.
Who is Pythagoras