Write the number in scientific notation.780,000
A. 7.8 × 10-4
B. 7.8 × 104
C. 7.8 × 10-5
D. 7.8 × 105
Answer: D
Mathematics
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Solve.A dairy produces 
of milk each day. There are 
in a gallon. How many gallons of milk are produced each day?
A. 32,500 gal B. 3250 gal C. 520,000 gal D. 325,000 gal
Mathematics
Sketch the graph of the polar equation.r sin ? = 4
A. 
B. 
C. 
D. 
Mathematics
Find the derivative of the function.y = sec 4x
A. 
= 4 sec 4x cot 4x
B. 
= - sec 4x tan 4x
C. 
= 4 sec x tan x
D. 
= 4 sec 4x tan 4x
Mathematics
Find the solution set for the equation.
= 10
A. {-6, 4} B. {-6, 0} C. {-8, 0} D. {-8, 2}
Mathematics