Solve the problem.Find the hydrogen ion concentration of a solution [H+] whose pH is 7.3. Use the formula 
A. 5.01 × 10-8 moles per liter
B. 2.00 × 107 moles per liter
C. 8.63 × 10-1 moles per liter
D. -8.63 × 10-1 moles per liter
Answer: A
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Find the absolute maxima and minima of the function on the given domain.
on the trapezoidal region with vertices 
and 
A. Absolute maximum: 12 at 
absolute minimum: 6 at 
B. Absolute maximum: 13 at 
absolute minimum: 0 at 
C. Absolute maximum: 13 at 
absolute minimum: 6 at 
D. Absolute maximum: 14 at 
absolute minimum: 0 at 
Find the LCM.x2 + 4x + 3 , -6x - 6
A. -6(x + 3)(x + 1) B. -6(x + 3)(x - 1) C. -6(x - 3)(x + 1) D. -6(x - 3)(x - 1)
Solve the problem.A company that produces inflatable rafts has costs given by the function 
, where x is the number of inflatable rafts manufactured and C(x) is measured in dollars. The average cost to manufacture each inflatable raft is given by 
(x) = 
. Find 
(200). (Round to the nearest dollar, if necessary.)
A. $34 B. $135 C. $35 D. $125
Simplify.-116
A. 1 B. -16 C. 16 D. -1