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

You might also like to view...

Find .y = log10ex

A.
B.
C.
D.

Mathematics

Find the area enclosed by the given curves.y = x3, y = 4x

A. 2 B. 4 C. 16 D. 8

Mathematics

Find the area.Find the area enclosed by the ellipse x = 6 cos t, y = 5 sin t, 0 ? t ? 2?.

A. 36?2 + 25? B. 30?2 C. 60? D. 30?

Mathematics

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