According to the rational root theorem, which of the following are possible roots of the polynomial function below? Check all that apply.
X^4 - 25x^2 +144
A. 25
B. -12
C. 12
D. 72

The diagram shows a 7cm by 6cm rectangle based pyramid. all the diagonal sides - ta, tb, tc and td are length 10cm. m is midpoint of rectangular base. work out height mt to 1 decimal place

The graph shown is the graph of which function?

Which value of y will make the inequality y< -1 false?