One inlet pipe can fill a chemical storage tank in 40 hours. Another inlet pipe can fill the same tank in 70 hours. How long will it take to fill the storage tank if the two pipes work together?
What will be an ideal response?
25.5 hours
Mathematics
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Solve the given differential equation.
+ y = 12 + 6 sin 5x
A. y = c1 sin x + c2 cos x - 
sin 5x + 12
B. y = c1 sin x + c2 cos x + 
sin 5x + 12
C. y = c1 sin x + c2 cos x - 
cos 5x + 12
D. y = c1 sin x + c2 cos x - 
sin 5x
Mathematics
Add.13 + (-13) + 11 + (-14) + 20 + (-7)
A. 10 B. -78 C. 14 D. -12
Mathematics
Convert the units.238 g = 
kg
A. 0.0238 kg B. 23,800 kg C. 238,000 kg D. 0.238 kg
Mathematics
Show that the following statement is true by transforming the left side into the right side.
?
What will be an ideal response?
Mathematics