Find the range of the function.f(x) = -8x2 - 112x - 402
A. [0, ?)
B. [7, ?)
C. (-?, -10]
D. (-?, 7]
Answer: C
Mathematics
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Find the logarithm using the change-of-base formula.log300 30
A. 1.677 B. 5.7038 C. 0.5963 D. 3.4012
Mathematics
Answer the question.What is the angle between the hour and the minute hands if the time is 7:30?
A. 45° B. 390° C. 30° D. 72°
Mathematics
Let u represent src="https://sciemce.com/media/4/ppg__10627191630__f1q276g7.jpg" style="vertical-align: -17.0px;" />
, v represent 
, and w represent 
. Solve first for u, v, and w. Then solve the system of equations.
+ 
+ 
= 
- 
- 
= - 3
+ 
+ 
= 
A. 
B. (-5, -5, -1)
C. (-5, -5, 1)
D. (5, 5, 1)
Mathematics
Perform the indicated operation or operations.
A. - 
B. 
C. 
D. - 9
Mathematics