Find each value. ORDER MATTERS! a) P(12, 5) *read as 12 items being taken 5 at a time*

=?

b) P(8, 8)

=?
(HINT: Think 8 x 7 x 6 x 5etc.)

Simplify. −4x^2 (5x^4−3x^2+x−2) −20x^6−12x^4+8x^3−8x^2 −20x^6+12x^4−4x^3+8x^2 −20x^8+12x^4−4x^2+8x −20x^6+12x^4+4x^3−8x^2

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Which of the following can be used to explain a statement in a geometric proof?