Find the value of the polynomial function.f(x) = x2 - 7; f(-1)
A. -8
B. 64
C. 1
D. -6
Answer: D
Mathematics
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Solve the problem.The shape of a patio is trapezoidal with a height of 8 ft and bases of 18 ft and 12 ft. What is the cost of outdoor carpeting to cover the patio if the carpeting costs $2.50 per ft2?
A. $95.00 B. $115.00 C. $300.00 D. $390.00
Mathematics
Convert the measurement to degrees Fahrenheit. Round your answer to the nearest tenth of a degree if necessary.143°C
A. 138.8°F B. 289.4°F C. 111.4°F D. 315.0°F
Mathematics
Choose the graph which matches the function.f(x) = 2 ? 0.74x
A. 
B. 
C. 
D. 
Mathematics
Use the product rule to find the derivative. f(x) = (3x - 2)(5x + 1)
A. f'(x) = 30x - 7 B. f'(x) = 15x - 7 C. f'(x) = 30x - 13 D. f'(x) = 30x - 3.5
Mathematics