What is the mass of H:PO: used to make 75 mL of a 4.25 M solution?​

Need same math paper but the back now i hope your able to read it cleary i need with hw

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo