Which of the following equations could be solved to determine the length of ? A) QR2 = 202 + 272 – 2(20)(27) ⋅ cos 99°

B) cos 99/QR = cos/20

C) QR2 = 202 + 272 – 2(20)(27)

D) QR2 = 202 + 272 – cos 99°

What expression is equivalent to (2x-1)(x-3)?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,