Find the local extrema of the function, if they exist.f(x) = 
A. Local minimum at (0, -4)
B. No local extrema exist
C. Local maximum at (0, -4)
D. Local maximum at (0, 4)
Answer: C
Mathematics
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Multiply and simplify if possible.6
(
+ 
)
A. 6
+ 7
B. 6
+ 42
C. 42
+ 42
D. 6
+ 7
Mathematics
Solve the equation.s - 5 = 9
A. s = -14 B. s = 4 C. s = 14 D. s = -4
Mathematics
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 9 feet, A = 36 square feet, ? = ?
A. 1458 radians B. 0.44 radians C. 2916 radians D. 0.89 radians
Mathematics
Convert to Fahrenheit. Use the formula F = 
C + 32 or F = 1.8C + 32. Round your answer to the nearest tenth if necessary.4°C
A. 39.2°F B. 34.2°F C. 64.8°F D. 35.0°F
Mathematics