Simplify the expression by using a double-angle formula. - 2cos2π91

Suppose you are playing a game of chance. If you bet $5 on a certain event, you will collect $115 (including your $5 bet) if you win. Find the odds used for determining the payoff.

Solve this system of equations: y = x2 - 3x + 12 y = - 2x + 14 4. Substitute the values of x, - 1 and 2, into either original equation to solve for the values of y. What are the solutions of the system of equations? One solution is (-1,).

Tony's taking cookies to a bake sale. He already made 70 cookies on Monday, and wants to make more on Tuesday. His plan allows him to bake 14 cookies per batch.

449/0.42 nearest tenth

3 equivalent ratios for 5/7

G (x) = - 4x-4 and f (x) = x squared minus 5 and find g (f (x))

How many 6-digit positive integers can you write using only digits 0, 1, 2, 3? Digits can be repeated. Will award brainliest!

Jasmine made 100 cups of punch for a party. How many ounces did she make?

Which days are part of line BE

Assignment Active Relating a Real-World Situation to a Table Which table represents the relationship "A 747 jumbo jet has a cruising speed of 550 miles per hour"?