Math Jeopardy Complete the Square FactoringQuadratic Formula Solving Equations Complex Numbers 100...

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Math Jeopardy Complete the Square Factorin g 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

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

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500

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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.

)32)(6( ii

Answer to Complex Numbers 500

15+16i