The function f(x)=x^2+4.2x+3.6 has an axis of symmetof x=-2-. what is the minimum value of the function

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o