Find the differential of the function.y = sec 7x
A. 7 sec x tan x dx
B. 7 sec 7x cot 7x dx
C. - sec 7x tan 7x dx
D. 7 sec 7x tan 7x dx
Answer: D
Mathematics
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A.
B.
C.
D.
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A. 2 B. 4 C. 16 D. 8
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A. 36?2 + 25? B. 30?2 C. 60? D. 30?
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Solve the problem.June wants to work for 15 hours at her part-time job this week. She has already worked 6
hours. How many more hours does she need to work?
A. 7 hours
B. 8 hours
C. 8 hours
D. 9 hours
Mathematics