Michael purchased art supplies from an online store for a total of $28.50. Since it was his first purchase from the online store, he was awarded a discount and his new total was $25.65. What was the percent of the discount?

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Find cot x if sin x cot x csc x = √2

You are riding your bike and notice the square sign above. you mentally draw a straight line from point a to c. describe the angle relationship between dca and bca