Jessica bought a new computer for $800. she put $120 down and got a student discount of $50. her mother gave her 1/2 of the balance for her birthday. which of these expressions could be used to find the amount jessica still owes on the computer

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189