Which number is the closest approximation to the value of v253?

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction