 12/13/15

#### What is the equation of the line perpendicular to y=1/2x+1 that contains the point (-2,1)

What is the eq of the line perpendicular to y=1/2x+1 that contains (-2,1)

12/13/15

#### (College Precalc) Arithmetic Sequences - Finding the sum given two random terms

A finite arithmetic series has 90 terms with a5=182 and a86=291.6. What's the sum of the series?   I have no idea where to begin. I know to find the sum when I'm given the first few terms and the... more

12/13/15

#### my question is about math ca

Zach lists the following relation and tells his teacher it is a function. {(2, 1) (3, - 2) (4, 5) (5, - 2)}. He is correct. His teacher instructs him to add another ordered pair so that it will NOT... more

#### i really need help because I have a FINAL EXAM ON MONDAY and i so confuse with this question. please HELP me!!

Writing Algebraic Expressions1) The distance around a basketball, or circumference, is about three times the circumference of a softball. Define a variable and write an expression to represent the... more

12/13/15

#### The sum of Ellie's age and Genya's age is 60. In six years, Genya will be eight times as old as Ellie. How old is Ellie now?

How old is Ellie now??

12/13/15

#### Write the following expression as a single term that doesn't contain a logarithm

3-2ln(X)+ln(Y) e^   use the properties of logarithms to write the following expression as a single term that doesn't contain a logarithm.

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