Two cones are cut by a plane as shown, where the plane is perpendicular to the bases. The cross-section of the cones and the plane is A) a circle. B) an ellipse. C) a parabola. D) a hyperbola.

Which function represents the exponential function f (x) = 3x after a vertical stretch by a factor of 8 and a reflection across the x-axis? A) g (x) = 3-8x B) g (x) = - 3 8x C) g (x) = 8·3-x D) g (x) = - 8·3x

Which of the following sets represents the domain of the function shown? { (2,3), (4,7), (5,9), (11,6) } A) {2,4,5,11} B) {3,7,6,9} C) { (3,2), (7,4), (9,5), (6,11) } D) {2,3,4,5,6,7,11}

If he have 275000 available in 6 years how much does he need to invest now in a cd paying 5.65% interest compounded monthly

The difference of a number m and 18 how would you write a algebraic expression

Write an expression and evaluate. Sam earns time and a half for the hours he works over 38 hours a week. If he worked 42 hours last week and usually earns an $8 an hour, how much did he earn in overtime?

What's m2-5m-14=0 solved using the quadratic formula?

The O'Malley family is driving cross-country to see their cousins. So far, they have traveled 275 miles. This is 1/5 of the way to their cousins' house. How far do the O'Malleys live from their cousins?

a restaurant chain ordered 3940 pounds of rice in 20 lb bags about how many 20 lb bag of rice did the chain order

Let f (x) = 2x2 - 9x and g (x) = - 5x2 + 4x. Find f (x) - g (x).

Roll two 6-sided dice and examine their sum. a) How long will it take to roll "snake-eyes" (a pair of ones) ? b) What is the probability of rolling a sum of 7 on the first roll? c) What is the probability of rolling a sum of 7 on the fourth roll?