Factor completely. If the polynomial is prime, then state this as your answer.49x2 - 84x + 36
A. (7x - 7)2
B. (7x + 6)(7x - 6)
C. (7x - 6)2
D. (7x + 6)2
Answer: C
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Find the mean.Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age. Round your answer to one decimal place if necessary. 55 67 62 54 63 58 60 51 56
A. 57.2 B. 58.4 C. 58.0 D. 57.8
Solve the equation on the interval 0 ? ? < 2?.cos ? - 1 = 0
A.
B. {0}
C.
D. {?}
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = 5x
A. x-axis B. origin C. y-axis D. x-axis, y-axis, origin E. none
Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.f(x) = x2 - 2x + 1
A. maximum; 0 B. minimum; 0 C. minimum; 1 D. maximum; 1