Solve the problem.Ryan bought 7 rose plants at $10 each, 6 begonias at $4 each, and 
at $7 each. Find the total cost of the plants.
A. $1870
B. $38
C. $122
D. $357
Answer: C
Mathematics
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Plot the parametric surface over the indicated domain.r(u, v) = 4ui + 6vj + (u2 + v2)k; -2 ? u ? 2, -4 ? v ? 4
A. 
B. 
C. 
D. 
Mathematics
Use the given table for y = ax2 + bx + c to solve ax2 + bx + c < 0 or ax2 + bx + c > 0, as indicated.y = -x2 + 5x - 5.25; ax2 + bx + c > 0
A. 1.5 < x < 3.5 B. -3.5 < x < -1.5 C. x < -3.5 or x > -1.5 D. x < 1.5 or x > 3.5
Mathematics
Find the quotient.3.85 ÷ 0.07
A. 44 B. 55 C. 56 D. 5.5
Mathematics
Solve the problem.Find F '(x) if F(x) = 
dt.
A. 
dt - 
B. 
dt - 
C. 
dt - x
D. 
- 
dt
Mathematics