Determine whether the equation defines y as a function of x. y2 + x = 8
A. function
B. not a function
Answer: B
Mathematics
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Evaluate.5 - 13
A. 18 B. -8 C. 8 D. -18
Mathematics
Answer the question about the given function.Given the function f(x) = -6x2 + 12x + 7, if x = 1, what is f(x)? What point is on the graph of f?
A. 13; (1, 13) B. 13; (13, 1) C. -11; (1, -11) D. -11; (-11, 1)
Mathematics
Perform the indicated operations and write the result in standard form.(
- 
)(
+ 
)
A. -58 B. 6 - 64i C. 70 D. 6 - 8i
Mathematics
For the given set of ordered pairs, determine whether a function could be defined for which the input would be an x-coordinate and the output would be the corresponding y-coordinate.{(1, -1), (2, -1), (5, -5), (7, -7), (12, 7)}
A. Yes B. No
Mathematics