If D = t +9t2 and C = t - t - 8, find an expression that equals D - 3C in standard form?​

What is the value of y? round to the nearest tenth

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)