Quadratics
when the graph opens up, the vertex is said to be a ___ value
What is min?
h(t) = -t + 2; Find h(t)=8
what is t=-6?
In order to solve the triangle given b = 40, c = 45, and A = 51, which law should you use first to solve
What is cosine law?
In a right triangle, there are two legs, 3cm and 4cm long, what is the hypotenuse?
What is 5cm?
Which number is the odd one out: 3, 5, 7, 9, 11?
What is 9?
Is represented as Y=a(x-h)2+k
what is vertex form?
What type of line and where do you shade for <?
What is "Dashed line and shade below?"
If a = 12.6, b = 8.5, and c = 6.3, find C to the nearest degree using the Law of Cosines.
What is 26.7o?
What are the roots of x2 +10x+24?
What is x=-6 and x=-4
What number comes next in the sequence: 2, 6, 12, 20, 30, ___?
42
the part of a quadratic equation in standard form that indicates where the graph will cross the y-axis
what is C?
What is the x,y-intercepts, and slope for the following equation? 3x-2y=-10
What is x = -10/3, y= 5, m = 3/2?
If B = 14 degrees, C = 45 degrees, and b = 5.2, find c to the nearest tenth using the Law of Sines.
What is the sum of the interior angles of a polygon with 6 sides (a hexagon)?
What is 720o
You have two coins that add up to 30 cents. One of the coins is not a nickel. What are the two coins?
What is a quarter and a nickel?
The graph of a quadratic function passes through (-1, -25) and (5, -25). Calculate the axis of symmetry.
What is x=2?
You want to spend no more than 80 dollars on an outfit for you birthday party. You have already spend 56 dollars on a shirt. Write an inequality to represent the possible cost of the rest of your outfit.
80 >/ 56 + x
If A = 123.9 degrees, B = 22.2 degrees, and b = 27.5, find c to the nearest tenth using the Law of Sines.
What is 40.6?
Write this quadratic in vertex form f(x) = –4(x-3)(x+6)
What is f(x) = -4 (x+1.5)2+81
This is Mr. Cartwright's favourite pokemon
I'll take one of the four: What is Krokorok, Ho-oh, Lugia, or Gengar. (minus points for anyone who said pikachu or charizard)
Board Question
y=-1/4(x-2)2+5
solve the system of equations: 5x-7y= 58 & y=-x+2
What is x=6, y=-4?
DAILY DOUBLE: Scientists in Driftvile city are trying to figure out the distance from N's Castle to the Nimbasa city. They know that the N's Castle is 902 miles from Driftvile city at an 85º angle of elevation, and Driftvile city and Nimbasa city, in a straight line from one to the other, are 530 miles apart. How far is the N's castle from Nimbasa city?
What is 1005.57 miles?
Solve the following system of equations using substitution: 2x+y−z=4, 3x−2y+4z=52, x+3y−2z=3
What is x=31/17, y=8/17, z=2/17
You need to cross a river with a wolf, a goat, and a cabbage. You have a boat, but it can only carry you and one of the three at a time. If you leave the wolf and the goat together, the wolf will eat the goat. If you leave the goat and the cabbage together, the goat will eat the cabbage. How do you get them all across safely
What is, take the goat across. Go back alone. Take the wolf across. Bring the goat back. Take the cabbage across. Finally, go back alone to bring the goat.