Simplify the expression. Assume that all variables represent nonnegative real numbers.-4
- 6
- 10
A. -820
B. -4
C. -126
D. 820
Answer: C
You might also like to view...
Solve the problem.Tides go up and down in a 12.4-hour period. The average depth of a certain river is 10 m and ranges from 5 to 15 m. The variation can be approximated by a sine curve. Write an equation that gives the approximate variation y, if x is the number of hours after midnight and high tide occurs at 5:00 am.
A. y = 5 sin 
+ 10
B. y = 10 sin 
+ 5
C. y = 10 sin 
+ 5
D. y = 5 sin 
+ 10
Solve the problem.The demand equation for a certain product is P = 35 - 0.002x, where x is the number of units sold per week and P is the price in dollars at which one is sold. The weekly revenue R is given by 
What number of units sold produces a weekly revenue of $70,000?
A. 15,197 B. 1812 or 15,197 C. 2303 or 15,197 D. 2303
Find the rectangular coordinates of the point with the given polar coordinates.
A. (-7, 0) B. (0, -7) C. (0, 7) D. (7, 0)
The Betzes have leased an auto for 1 yr at $600/month. If money is worth 8%/year compounded monthly, what is the equivalent cash payment (present value) of this annuity? Please round your answer to the nearest cent.
$__________