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)

Two times the sum of a number and four is more than three times the sum of the number and seven decreased by four

Solve each of the following unit rate problems using model drawings. 1. A recipe for Buffalo Chicken Dip calls for cup of cream cheese and cup of Ranch Dressing. How much cream cheese is needed for 1 cup of Ranch Dressing?

What is greater 3/5 or 5/6

About 80% of unvaccinated children who are exposed to whooping cough will develop an infection, as opposed to 5% of vaccinated children.

An expression is shown 9.7 + 16.892 What is the value of the expression

Marti brought 20 juice boxes to the party. The guests drank 6/8 of the juice boxes. How many juice boxes did the guests drink?

Which expression is equivalent to 24 + 30 A) 6 (4+5) B 6 (4+6) C 8 (3+4) D 8 (3+12)

Brent works part-time at a clothing store. He earns an hourly wage of $15. If he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation?

Your realized income is 3,167.89 month and your fixed expenses are 954.32 every two weeks. If you save 50 percent of your discretionary monies each month, how much are you saving

Express your answer in decimal form (3/5-1/2) / 1/2 + 1.6 x (0.3 + 0.42) = What