Hey first time on here can someone plz help me it will mean the world plz I beg you I stressing out :((

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.