Determine whether the relation defines y as a function of x. Give the domain.y2 = 6x
A. Function; domain: (-?, 0]
B. Not a function; domain: (-?, 0]
C. Function; domain: (-?, ?)
D. Not a function; domain: [0, ?)
Answer: D
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Answer the following statement(s) true (T) or false (F)
When a university supervisor gives a negative critique of a student teacher's lesson, the student teacher must accept the negative critique without comment.
Factor.9x2 - 25
A. (3x + 5)(3x - 5) B. (3x + 5)2 C. (3x - 5)2 D. 9x2 - 25
Solve the system by substitution. If the system is inconsistent and has no solution, state this. If the system is dependent, write the form of the solution for any real number x.y = 6x + 309x + 8y = -102
A. (-6, -6) B. Dependent, (x, 6x + 30) C. Inconsistent, ? D. (6, 6)
Solve the problem. Round to the nearest cent as needed.An actuary for a pension fund need to have $14.6 million grow to $22 million in 6 years. What interest rate compounded annually does he need for this investment to growth as specified. Round your answer to the nearest hundredth of a percent.
A. 7.7% B. 0.07% C. 7.07% D. 7%