Which of the following equations correctly represnt the law of cosines?

A. b2 = a2 + b2 - 2ab ⋅ cos (C)

B. c2 = a2 + b2 - 2ab ⋅ cos (B)

C. b2 = a2 + c2 - 2ac ⋅ cos (B)

D. a2 = b2 + c2 - 2ac ⋅ cos (A)

What is the produce of 13 and 12?

All rectangles have four right angles. Which quadrilateral is always a rectangle? A) parallelogram B) rhombus C) square D) trapezoid

Is the number 39 prime or composite and is the number 29 prime or composite or is the number 51 prime or composite.

Let f (t) represent the tempreture of a turkey baking in a oven as a function of time in the oven (in minutes). This means time is the independent varible and tempreture of the turkey is the dependent varible.

Which of the following are irrational numbers? 3.14 √ 5 0.3333 √ - 4 1/9

Approximately 0.02% of North Atlantic lobsters are one vibrant color out of 5000 with the wind the clock stars how many would you expect to be blue in color

Heather works as a waitress at her family's restaurant. She works 2 hours every morning during the breakfast shift and returns to work each evening for the dinner shift. In the last four days, she worked 28 hours.

A bag contains different colored candies. There are 50 candies in the bag, 28 are red, 10 are blue, 8 are green and 4 are yellow. What is the probability of choosing five pieces of candy and getting 3 blue and 2 green?

Write the expression of 4X + 8 as the product of four and another factor

what would (2, 3), (4, 3), and (5, 2) look like if it was reflected over the x-axis