Use a calculator to find the approximate value. Express your answer in degrees rounded to two decimal places.arccos 0.63
A. 50.95°
B. 78.1°
C. 32.21°
D. 39.05°
Answer: A
You might also like to view...
Solve the problem.Suppose that $1800 is invested at 8% interest, compounded semiannually. Find the function for the amount of money after t years.
A. A(t) = 1800(1.04)t B. A(t) = 1800(1.08)2t C. A(t) = 1800(1.08)t D. A(t) = 1800(1.04)2t
Solve the problem.A couple have bought a new house and are comparing quotes from two moving companies for moving their furniture. Company A charges $120 for the truck and $45 per hour for the movers. Company B charges $100 for the truck and $60 per hour for the movers. Create a cost equation for each company where y is the total cost and x is the number of hours of labor. Write a system of equations.
A. y = 45x + 120 y = 60x + 100 B. 45y = 120x 60y = 100x C. y = 120x + 45 y = 100x + 60 D. 45y = x + 120 60y = x + 100
Convert the measurement to the specified units.31,680 feet to miles
A. 6 miles B. 158.4 miles C. 6.5 miles D. 7 miles
Using the method from the previous problem, the solution of 
, 
for 
with
src="https://sciemce.com/media/2/ppg__cognero__Section_9.2_Runge_Kutta_Methods__media__5223cd5e-e7d9-4421-ad99-08217c6795c9.PNG" style="vertical-align:middle;" /> is Select the correct answer. ? A. 1.222 B. 1.22 C. 1.2213 D. 1.24 E. 1.21