Suppose an astronaut is moving at 70% of the speed of light. Substitute 0.7c for v, the astronaut's velocity, in the equation. What is the aging rate of the astronaut relative to a friend on Earth? If the astronaut was gone for 71 weeks, approximately how many weeks
have passed for the friend

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.