Which represents a quadratic function? Of(x) = -8x3 - 16x2 - 4x
O f(x) = * x2 + 2x - 5
f(x) = { +1
Of(x) = 0x2 – 9x + 7
Of

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.