Provide an appropriate response.Find the complement of an angle whose measure is 67°45'27".
A. 112° 15' 33"
B. 22° 14' 33"
C. 23° 14' 33"
D. 112° 14' 33"
Answer: B
Mathematics
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Convert the temperature, as indicated. Round your answer to hundredths, if appropriate.70°F, into Celsius
A. 38.89°C B. 38.00°C C. 56.67°C D. 21.11°C
Mathematics
Solve the equation.
- 4 = 0
A. 
B. 
C. 
D. 
Mathematics
Solve.If y varies directly as the x2 and y = 196 when x = 7, what is the value of y when x = 3?
A. 36 B. 21 C. 84 D. 28
Mathematics
Solve.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by 
where x represents the concentration of the hydrogen ions in the solution in moles per liter. Find the pH if the hydrogen ion concentration is 
A. 10.14 B. 9.86 C. 10.86 D. 9.14
Mathematics