Answer this for me pls I’ll give whoever gets it right

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?