After 10 years Brian's account earned $600 in interest. If the rate (in decimal form) is 0.08%, how much did Brian initially invest

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)

Write as a product of two polynomials. 2(3–b)+5(b–3)^2