Rebecca bought an LED tv set that is 32 inches long. The diagonal length measures 40 inches. What is the width of the tv screen?

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

If a || b and e || f , what if the value of y ?