FF vs FF vs FF vs ff​

What is the standard form of -5x^2+2x^4-11+x^3+3x

Given that abcd is a rhombus, what is the value of x?

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.