Find the zeros of the polynomial function f(x)=x^4-5x^3+11x^2-25x+30

How can we find the measure of an exterior angle if we know the measurement of an interior angle

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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%