Answer
$-0.52,2.59$
Work Step by Step
For $f(x)=-2.64x^2+5.47x+3.54$, graph the function as shown in the figure.
We can identify the solutions for $f(x)=0$ as $x=-0.52$ and $x=2.59$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.