Find a bound on the real zeros of the polynomial function.f(x) = x4 - 7x2 - 18

A. -26 and 26
B. -19 and 19
C. -18 and 18
D. -25 and 25


Answer: B

Mathematics

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Simplify the root.

A. Not a real number B. -6 C. 6 D. 36

Mathematics

Find the x-intercepts of the function. ? ?

A. (4 , 0) , (- 4 , 0) B. (2 , 0) , (5 , 0) C. (7 , 0) , (- 7 , 0) D. (5 , 0) , (- 5 , 0) E. (16 , 0) , (- 16 , 0)

Mathematics

Graph the solution set to the inequality.x - y > -4

A.

B.

C.

D.

Mathematics

Evaluate .

Fill in the blank(s) with the appropriate word(s).

Mathematics