The class treasury contained 30$ in nickels and dimes. if there were 500 coins than how many coins of each type are there?

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.

Find dy/dx using implicit differentiation ln(20+e^xy)=y

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?