Transcript of Math Jeopardy Complete the Square FactoringQuadratic Formula Solving Equations Complex Numbers 100...
Math Jeopardy
Complete the
Square
Factoring Quadratic Formula
Solving Equations
Complex Numbers
100
200
300
400
500
100
200
300
400
500
100 100 100
200
300
400
500
200
300
400
500
200
300
400
500
Complete the Square for 100
Solve the equation.
x 6 162
Answer to Complete the Square 100
X=10, 2
Complete the Square for 200
What number must I add and subtract to get a perfect square binomial?
x x2 4 1 0
Hint for Complete the Square for 200
( )b 2 2
Answer to Complete the Square 200
Add 4 and subtract 4.
x x2 4 4 4 1 0
( )x x2 4 4 5 0 So we get
Complete the Square for 300
Solve by completing the square.
x x2 4 1 0
Hint for Complete the Square for 300
( )b 2 2
Answer to Complete the Square 300
2 5
Complete the Square for 400
Solve.
x x2 6 16
Answer to Complete the Square 400
X= -8, 2
Complete the Square for 500
Solve by completing the square.
4 10 1 3 62x x x
Answer to Complete the Square 500
32
Factoring for 100
Factor.
x x2 11 24
Hint for factoring for 100
Factors of 24 that add up to -11248 36 4-8 -3
x x2 11 24
Answer to Factoring 100
(x-3)(x-8)
Factoring for 200
Solve the equation:
(x-10)(x+6)=0
Answer to Factoring 200
X=10, -6
Factoring for 300
Solve the equation:
x x2 14 48 0
Answer to Factoring 300
X=6, 8
Factoring for 400
Write a quadratic function in standard form with the given set
of zeros.
5, 8
Hint for factoring 400
Here is a different example:The equation with zeros of 3 and 4 (not in standard form) would be:(x-3)(x-4)=f(x)Now write an equation with zeros of 5 and 8! (remember it must be in standard form)
Answer to Factoring 400
FOIL (x-5)(x-8) so you get
40132 xx
Factoring for 500
Solve the equation by factoring:
2 2 4 42 2x x x
Answer to Factoring 500
x 24
3,
Quadratic Formula for 100
Solve using the quadratic formula
022 xx
Answer to Quadratic Formula 100
X=-1, 2
Quadratic Formula for 200
State the number of real solutions of the equation.
0122 xx
Answer to Quadratic Formula 200
There is one real solution.
Quadratic Formula for 300
Solve the equation. Write your answer with imaginary numbers where applicable.
5624 2 xx
Answer to Quadratic Formula 300
4
373
8
3726
Daily Double
You need to decide how much you are willing to bet, if you get the right answer you will get double what you bet.
Quadratic Formula for 400
Solve the equation. Write your answer with imaginary numbers where applicable.
0432 2 xx
Answer to Quadratic Formula 400
ii
4
23
4
3
4
233
Quadratic Formula for 500
Find the zeros of the function using the quadratic formula.
)(372 2 xfxx
Answer to Quadratic Formula 500
-3, 2
1
Solving Equations for 100
Solve the equation:
954 2 x
Hint for S.E. for 100
Use Inverse Operations! (minus five from both sides)
Answer to Solving Equations 100
1x
Solving Equations for 200
Solve the equation:
01282 xx
Answer to Solving Equations 200
X= 2, 6
Solving Equations for 300
Solve using completing the square:
020324 2 xx
Answer to Solving Equations 300
114
Solving Equations for 400
Write a quadratic function in standard form for the given set of zeros
2, 12
Answer to Solving Equations 400
2414)( 2 xxxf
Solving Equations for 500
For 1970 through 1990, the population, P (in thousands), of Madagascar can be modeled by
67501354.6 2 ttP
Where t=0 represents 1970. During which year was the population of
Madagascar 8,740,000? (Don’t forget the model shows population in
thousands).
Answer to Solving Equations 500
The year is 1980.
Complex Numbers for 100
Simplify the expression.(7+5i)-(2-3i)
Answer to Complex Numbers 100
5+8i
Complex Numbers for 200
Simplify the radical and write using the imaginary unit i.
54
Answer to Complex Numbers 200
63i
Complex Numbers for 300
Simplify the following:
)6()3(3 iii
Answer to Complex Numbers 300
3 + 8i
Complex Numbers for 400
Solve the equation.
1073 2 xx
Answer to Complex Numbers 400
ii
6
71
6
7
6
717
Complex Numbers for 500
Simplify and graph the result on the complex plane.