Determine the measure of ∠Q, rounded to the nearest tenth of a degree.
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What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left