If f(x) = 3х2 + 5x, find f(-2).
-22
-9
2. 22

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

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.