Given the geometric sequence where a1 = 2 and r = √2 find a9

32

32√2

256

256√2

How many groups of 2/3 are in 3/5

Colby and Sarah sold newspapers this past summer. Colby earned $4.50 for each newspaper he sold. Sarah's earnings were $35 less than Colby's at the end of the summer. The following expression shows Sarah's earnings: 4.

Time has 36 stickers margo has 44 how many more stickers would they new to make a 100

The population of Brazil was 162,300,000 in 1995. It was growing at a rate of about 2% per decade. Predict the population, to the nearest hundred thousand, of Brazil in 2015

3x+15 factor each expression

What is (57/tan30°) m^2

How do you find zeros when given a quadratic relation in vertex form

3x²+5x+2 factor the expression and find the greatest common factor

If f (x) = 3x - 2 and g (x) = x2 + 1, find (+6) x).

A boy is 17 years old and his sister is twice as old. when the boy is 23 years old what will be the age of his sister?