50 points, Trigonometric Identities - in image: will give to the best answer, help is appreciated :), unreasonable answers will be reported

What expression is equivalent to 1/2(2+3x-6)

Which of the following points is collinear with (-2,1) and (0,3)

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.