The coefficient of x ^ k * y ^ (n - k) in the expansion of (x + y) ^ n equals binomial(k, n) O A. True OB. False

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is