Graph the equation.f(x) = - x2 + 9

A.

B.

C.

D.


Answer: A

Mathematics

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Determine whether the relation is also a function.{(-6, 4), (-4, -1), (-2, -4), (4, -5)}

A. yes B. no

Mathematics

Find  and .

?
 and 
?

A.
B.
C. ?
D.

Mathematics

The slope of any horizontal line is

(a) undefined. (b) positive. (c) negative. (d) -1. (e) zero.

Mathematics

Rationalize the denominator. Assume all variables have nonzero values.

A.
B.
C.
D. 15

Mathematics