Use square roots to solve the

equation x2 = - 121 over the

complex numbers.

A gardener is planting two types of trees: Type A is 5 feet tall and grows at a rate of 13 inches per year. Type B is 3 feet tall and grows at a rate of 21 inches per year.

Jonah is 4 years older than her brother which of the following expression shows the sum of their age if b represents Jonah's brothers age A. 2b+4 B. b+4 C. 2 (b+4) D. 4b

Discount, 30% sale price, 126$

The manager at a restaurant keeps track of the number of calzones and slices sold each day and the total money received. On Wednesday, a total of 86 calzones and slices were sold, and the money collected was $770.

3 * 1,250 in expanded form and use distributive property

In a game an octahedral dice (8 sides) numbered 1 to 8 lands on 8 18 times, and on 1 to 7 42 times. what fraction of times was the score less than 8

Find the quotient. 715 / 9 =

1. a model rocket is fired vertically into the air at 320 ft/s. The expression - 16t^2+320t gives the rocket's height after t seconds. factor this expression Factor each expression or state if it cannot be factored. 1. 13q^4+2p^2 2. 14n^3+7n+7n^2 3.

Yolanda's club requires that 60% of the members be present for any vote. If at least 30 members must be present to have a vote, how many members does the club currently have?

Give an example of a positive temperature and a negative temperature that have a difference of 5°F.