Decide whether the equation describes a function.x - 8y = 9
A. yes
B. no
Answer: A
You might also like to view...
Determine the x- and y-intercepts on the graph of the equation.y = -11(x - 1) + 2
A. x-intercept is - 
; y-intercept is -13
B. x-intercept is - 
; y-intercept is 13
C. x-intercept is 
; y-intercept is 13
D. x-intercept is 
; y-intercept is 9
Find the real or imaginary solutions by completing the square.z2 + 14z + 28 = 0
A. {-7 ± 
}
B. {7 ± 
}
C. {-14 + 
}
D. {7 + 
}
Solve the problem.The function A = A0e-0.00866x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 500 pounds of the material are placed in the vault, how much time will need to pass for only 193 pounds to remain?
A. 110 yr B. 220 yr C. 120 yr D. 115 yr
Determine whether the relation is also a function.{(-2, 6), (1, -8), (5, 5), (9, 1), (11, -8)}
A. yes B. no