Find the differential of the function at the indicated number.
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Find the derivative of the function at the point p in the direction of a.
p = 
a = 6i + 8j
A. 
B. - 
C. 
D. - 
Determine the phase shift of the function.y = 5 sin 
A. 
units to the left
B. 4? units down
C. 
units to the right
D. 5? units up
Two ships leave port at the same time. Ship A sails north at a speed of 24 mph while ship B sails east at a speed of 36 mph. ? a. Find an expression in terms of the time t (in hours) giving the distance between the two ships. b. Using the expression obtained in part (a), find the distance between the two ships 1 hr after leaving port. Round the answer to the nearest tenth. ?
A. 
and 43.3
B. 
and 47.3
C. 
and 43.3
D. 
and 39.3
E. 
and 39.3
Find the indicated premium. Round to the nearest cent. 
Find the quarterly premium.Face Value: $55,000Age of Insured: 30Sex of Insured: FType of Policy: Whole life
A. $80.94 B. $72.36 C. $311.30 D. $278.30