Choose the correct sum of the polynomials (2x3 - 5x - 1) + (4x + 8x + 3).
o 2x3 – 3x - 4
o 6x® + 3x + 2
2x3 + 3x + 2
o 6x3 - 3x - 2

The polynomial function of least degree with a leading coefficient of 1 is: f(x) = x3 + ax2 + bx + c

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.