Complete the square to find the x-intercepts of the function given by the equation listed.f(x) = x2 + 3x - 9
A. 
B. (-3 - 3
, 0), (-3 + 3
, 0)
C. 
D. 
, 
Answer: D
Mathematics
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Use the table to determine if f is one-to-one. If so, use the table for f(x) to find a table for f-1(x).
A. 
B. Not a one-to-one function
C. 
D. 
Mathematics
Determine whether the equation defines y as a function of x. x + 7y = 9
A. function B. not a function
Mathematics
Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 294 m?
A. 10 < t < 11 B. 6 < t < 10 C. 5 < t < 6 D. 0 < t < 5
Mathematics
Find the indicated vector in terms of i and j.If u = -3i - 2j and v = 12i + 7j, find u + v.
A. -15i + 8j B. 9i + 5j C. 15i + 5j D. 8i + 5j
Mathematics