Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range. y=-5x² - 4x+1

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Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Tatiana wants to give friendship bracelets to her 32 classmates. she already has 5 bracelets, and she can buy more bracelets in packages of 4. write an inequality to determine the number of packages, p, tatiana could buy to have enough bracelets.