4 times a number is 12 less than the square of that number. Find the positive solution.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

Which expression is equal to (f+g)(x)?