Find a parametric equation for the line through the point (-4,9,2) and perpendicular to the plane 7x+5y+5z=12 which is written using the coordinates of the given point and the coefficients of x, y, and z in the given equation of the plane.

225/100 of last years cost. write each fraction as a decimal and as a percent

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?