In math what does it mean by define the varible?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

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.