Final Review

Real numbers/Complex

100

Categorize the following as Rational/Irrational.

4/10

Rational

200

Solve

(6i+7)(8i+5)

-13+86i

300

Is the following Rational or Irrational.

3.14

Irrational

400

Which one of the following cannot categorize the following number?

-3                     Rational        Natural

                        Whole

                       Integer

Natural

500

What is the imaginary unit?

i

Distance/Midpoint/Slope

100

What is the distance formula?

d=Sqrt((x₂-x₁)^2+(y₂-y₁)^2))

200

What is the midpoint formula?

(((x₁+x₂)/2),((y₁+y₂)/2))

300

In y=mx+b which letter designated slope?

M

400

What is the formula to find slope?

((y2-y1)/(x2-x1))

500

Find the slope of the following.

(2,1)(5,10)

3

Quadratic Formula

100

What is the Quadratic formula?

x=((-b)+/- Sqrt(b²-4ac))/2(a)

200

Solve via Quadratic formula?

m²-5m-14=0

(7,-2)

300

Solve via the quadratic formula.

2x²-3x-5=0

((5/2),-1)

400

What is the discriminant formula?

-b/2a

500

Which variable is the 2nd term?

A, B, or C

B

Perimeter/Area/ Circumference/ GPE

100

Find the perimeter of a rectangle with a width of 8 and length of 10.

36

200

Find the area of a rectangle with a width of 5 and length of 12.5.

62.5

300

Find the circumference of a circle with a diameter of 36.

113.1

400

Find the area of the triangle with a base of 4 and height of 8.

16

500

What is the GPE if a tape measure that was used smallest unit was (1/8th).

1/16

Independent/Dependent

100

What word(s) indicate an event is independent?

Put back, return, replaced

200

If a card is drawn and then not returned to the deck before a new card is drawn, is the event independent or dependent?

Dependent

300

If "and" is used in a probability statement do you add or subtract?

Subtract

400

If "or" is used in a probability statement do you add or subtract?

add

500

If a card is drawn and returned to the deck before the next card is drawn is that event independent or dependent?

Independent