(sin 49 /cos 41° ) ^2
(cos 49/ sin 41)^2

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Larry wants to buy some carpeting for his living room. the length of the room is 4 times the width and the total area of the room is 16 square meters. what is the length of the living room