If 4! = 24, evaluate 3!.
a. 2
b. 120
c. 6
d. 720
e. 24
c. 6
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Given matrices A and B, find the indicated matrix if possible.A =
, B = 
Find AB.
A. 
B. 
C. 
D. 
Perform the indicated elementary row operation.
What will be an ideal response?
Solve the problem.A rocket tracking station has two telescopes A and B placed 2.5 miles apart. The telescopes lock onto a rocket and transmit their angles of elevation to a computer after a rocket launch. What is the distance to the rocket from telescope B at the moment when both tracking stations are directly east of the rocket telescope A reports an angle of elevation of 26° and telescope B reports an angle of elevation of 40°?
A. 6.64 mi B. 3.67 mi C. 4.53 mi D. 1.7 mi
Perform the indicated operation and write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 