What are all of the real roots of the following polynomial?
ax) = x5 + 5x4.5x3 - 25x2 + 4x + 20
a.
-5, -2, -1, 1, and 2
ob. -2,-1,1, and 2
c. -3,-2, -1, 1, and 2
d. -5, -2, and 2
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Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

Ill mark the brainliest if you me with the these three questions 7,8,9

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons