Use half-angle formulas to find the exact value for the following:
?
tan 105°
What will be an ideal response?
Mathematics
You might also like to view...
For the given polar equation, write an equivalent rectangular equation.r sin ? = 10
A. x = 10 B. x = 10y C. y = 10x D. y = 10
Mathematics
Convert.7.8 tons to pounds
A. 15,600 lb B. 124.8 lb C. 7800 lb D. 1560 lb
Mathematics
Solve the problem.If tan ? = -4.5, find the value of tan ? + tan (? + ?) + tan (? + 2?).
A. -13.5 + 3? B. -11.5 C. -13.5 D. undefined
Mathematics
Solve the problem.Find the temperature at which the Celsius and Fahrenheit scales coincide.
A. -25° B. 0° C. 39° D. -40°
Mathematics