Factor the polynomial completely.
x^2 + x + 3
a) (x + 1)(x + 3)
b) (x - 1)(x - 3)
c) (x + 3)(x - 1)
d) cannot be factored

To show that polygon abcde is congruent to polygon fghij, a must be used to make the two polygons coincide. a sequence of two transformations that can be used to show that polygon abcde is congruent to polygon fghij is .

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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.