Solve each equation by factoring.
x2 - 3x - 10 = 0
What is x = -2 and 5?
The difference between theoretical and experimental probability.
Answers will vary.
Theoretical - What we think should happen.
Experimental - What actually happened when we performed the event multiple times.
The ______ shows the location of the minimum and maximum of a quadratic function.
What is the y-coordinate of the vertex?
The probability of flipping a head on a coin and rolling a number greater than 3 on a number cube.
What is 1/4 or 25%?
3 ways to name the "answers" to a quadratic equation.
What are roots, solutions, or zeros?
p2 + -2p - 10 = 5
5, -3
What is 1/13?
The _______ is found by taking the opposite of b and dividing it by 2 times a.
What is the x-coordinate of the vertex?
If you randomly pick one card from a deck, the probability of picking a heart and a jack are ________________ events.
What are mutually exclusive?
a2 + 14a - 51 = 0
{3, -17}
m2 − 5m − 14 = 0
{7, −2}
The probability of drawing a jack from a standard deck of cards and then rolling a 3 on a number cube.
What is 1/78 or 1.3%?
The vertex of x2 - 4x + 10 = 0.
What is (2, 6)?
The sample space when rolling a die.
What is 1, 2, 3, 4, 5, and 6?
x2 − 12x + 11 = 0
{11, 1}
7r2 + 84 = -49r
-4, -3
What is 9/20 or 45%?
The vertex of 2x2 + 8x + 10 = 0.
What is (-2, 2)?
What are favorable outcomes divided by total outcomes?
n2 = 18n + 40
{20, −2}
3v2 + 7v = 40
8/3, -5
The probability if an event is certain to happen.
What is 1?
The x coordinate of the vertex of 9n2 = 4 + 7n.
What is 2/3 or 66.7%?
2x2 − 3x − 5 = 0
{5/2 , −1}