Use the given matrices to compute the given expression.Let A =
and B =
. Find 4A + B.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
You might also like to view...
Provide an appropriate response.Determine the degree measure of angle ? if cos ? = 0.9106, rounding to the nearest tenth of a degree.
A. 0.4° B. 65.6° C. 24.4° D. 2.3°
Mathematics
Solve. x + y + z = -5 x - y + 3z = -195x + y + z = -13
A. (-2, 2, -5) B. (-5, 2, -2) C. (-2, -5, 2) D. (-5, -2, 2)
Mathematics
Find the requested angle.The ratio measure of two angles that are supplementary is 1 : 8. What is the measure of the two angles?
A. 15°, 75° B. 10°, 80° C. 20°, 160° D. 15°, 165°
Mathematics
Find polar coordinates of the given point. Express the answer in degrees 
or radians 
as indicated.Degrees
A. (3, 90°) B. (3, 30°) C. (3, 45°) D. (3, 60°)
Mathematics