Find the first four terms of the recursive sequence: a1 = 8 and an = an-1+n.

What is the value of 3x^2 + 5x + 25 when x = 3

How many solutions does the equation - 8x + 5 = - 8x + 4 have

Daniella wants to sew ribbon around a square blanket she is planning to give her mom for mother's day. If the area of the blanket is 36 square feet, how much ribbon much she buy to have the exact amount that she needs?

Find the expected value of a random variable x having the following probability distribution. x (-5,-1,0,1,5,8) Probability (.12,.16,.28,.22,.12,.1)

How to know what number is a rational number?

In the número 164,987.4907 what digit is in the houndred thousands place

A plane can carry a maximum cargo weight of 160,000 pounds. A company uses one of these planes to ship 2,000-pound containers. The total cargo weight is a function of the number of containers in the plane.

Find the probability of - 1.42

There are six girls and seven boys in a class a team of 10 players is to be selected from the class if the selection is random what is the probability of selecting a team of four girls and six boys. .308 .367 .461 .667

Josè and nancy take care of animals when the owners are away. josè charges $15 plus $2 per animal. nancy charges $5 plus $3 per animal.