Solve the system of equations. If the system has no solution, say that it is inconsistent.
A. x = 7, y = 0; (7, 0)
B. y = - 
+ 
, where x is any real number
or {(x, y) | y = - 
+ 
, where x is any real number}
C. x = 0, y = 0; (0, 0)
D. inconsistent
Answer: B
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Provide an appropriate response. Determine the standard deviation from the mean of the ages of the students in a technical mathematics class whose ages are: 42, 18, 19, 20, 23, 36, 18, 25, 20, 20, 24, 22, 26, 29, 37, 20, 20, 27, 42, 51, 24, 45, 24, 18, 31.
A. 20 B. 9.52 C. 33 D. 27.24
Use identities to simplify the expression. Do not use a calculator.
A. cot 14° B. sin 14° C. tan 14° D. cos 14°
Determine a window which gives a complete graph of the polynomial function.f(x) = 3x3 - 26x2 + 18x - 47
A. [-10, 10] by [-150, 150] B. [-8, 10] by [-100, 300] C. [-5, 5] by [-500, 100] D. [-3, 10] by [-400, 100]
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