Tanxsecx-2tanx=0,for all real values of x

What is the value of x in the following equation. -x ^3/2 = -27

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction