Use the equation given below to find f '' (π/ 3) . f(x) = sec x

Simplify the expression 10/11(22z) + (a+5) -1

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

If you eat 4 medium strawberries, you get 48% of your daily recommenced amount of vitamin c. what fraction of your daily amount of vitamin c do you still need?