Ivan V.

1. Solve the triangle below without using either the cosine or tangent ratios. Show your work. (15 points)2. A fireman is heading towards a forest fire and needs to know how far away the fire is.... more

1a. Complete the following table: x sin(x) cos(x) [sin(x)]2 + [cos(x)]2 25º       40º       65º       75º       90º       1b. Describe the pattern that you see in the table for the... more

5 units10 units8 units14 units

“Jason is with a large group of friends at the movie theater. He plans on buying a few popcorns and drinks for his friends. Each popcorn cost $4 and each drink cost $3. He only has $24 with... more

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 65% salt and Solution B is 95%salt. She wants to obtain 90 ounces of... more

Christian has x quarters and y dimes, having at least 18 coins worth a maximum of $3.60 combined. No less than 4 of the coins are quarters. Solve this system of inequalities graphically and... more

The drama club is selling tickets to their play to raise money for the show's expenses. Each student ticket sells for $5 and each adult ticket sells for $7.50. The auditorium can hold no more than... more

Can somebody please show me how you do this problemsWhen you have a trinomial:find the xFactoring5 2x^2 -4x-6=0Completing the square6 2x^2-4x+3=9Quadratic formula7 2x^2-4x=6

Solve for n, n E (supposed to be cursive e) Wa) (n+1)! / n! = 9b) n! / (n-2)! = 20c) 3(n+1)! / (n-1)! = 126d) 2n! / (n-3)! = 84nSteps and explanation would be very helpful!

Let​ f(x)= x^2+6 and​ g(x) = x+8/x. Find ​(g◦​f)(-7)

At the beginning of an experiment, a scientist has 212 grams of radioactive goo. After 135 minutes, her sample has decayed to 26.5 grams.What is the half-life of the goo in minutes? ____Find a... more