Decide whether the relation is a function.{(-2, 1), (1, 2), (5, -5), (7, 6), (11, 5)}
A. Function
B. Not a function
Answer: A
Mathematics
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Solve the linear equation.
+ 
= 
A. {6} B. {-6} C. {16} D. {-16}
Mathematics
Factor the trinomial completely.2x3 + 4x2y - 30xy2
A. (x - 3y)(2x2 + 10xy) B. 2x(x + 3y)(x - 5y) C. (2x2 + 6xy)(x - 5y) D. 2x(x - 3y)(x + 5y)
Mathematics
The point P on the unit circle that corresponds to a real number t is given. Find the indicated trigonometric function.
?Find cot t.
A. 
B. 
C. - 
D. - 
Mathematics
Find the relative extrema of the function. Find the relative extrema of trigonometric functions on [0, 2? ]. List your answers in terms of ordered pairs. Then sketch a graph of the function.
Mathematics