Abracelet is marked down 20%. the original price is $37.50.

how much is the discount?

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)