The graph of a function f is given. Use the graph to answer the question.Is f(60) positive or negative?
A. positive
B. negative
Answer: B
Mathematics
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Provide an appropriate response.Choose the equation corresponding to the graph.
A. y = 2x - 1 B. y = -x + 2 C. y = x - 2 D. y = 2x + 1
Mathematics
Multiply and simplify.(
+ y)(
- y)
A. 3x - y2
B. x - 2y
C. 4x
D. x + 2y
Mathematics
Determine the real solutions to the system of nonlinear equations.2x2 + xy - y2 = 3x2 + 2xy + y2 = 3
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Find the inverse of the invertible matrix.
A. 
B. 
C. 
D. 
Mathematics