Which function is not a polynomial function? a.
f(x) = 3x4 – 5x +7
b. f(x) = x3 + 2x2 - 6x + 1
c. f(x) = 2x2 - 9x + 7 + 8
d. f(x) = x2 + 4x + 3

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit