How to tell when to use positive or negative symbols when dividing?

Given f (x) = x^3+4x^2+5x+2 and that - 1 is a zero of f (x). What is the factor of f (x)

Rearrange the equation t = vf - vi / a to make acceleration appear on the left hand side

What two numbers have a GCF of 5 and a LCM of 50

Mr. home buys two quarts of ice cream, one carton of soda, and three sacks of cookies for a sunday school party. the respective unit prices are 60, 70, and 45 for each unit. on his way home mr.

If the radius of a sphere increases from 3 feet to 9 feet, by how many cubic feet does the volume of the sphere increase?

Combine like terms 3x + 4a + 2x + 8p?

How do you solve this question algebraically? y=x+5 if y=3x

After going to the store, you stop by a bookstore. you see three magazines you want and each cost $3. Once again, your friend loans you money to buy them. Including your DVD purchase, what are you available funds after buying the magazines

How do you turn a decimal to a fraction

Solve for h: v = πr ²h/3