(a) the function k is defined by k(x)=f(x)g(x). find k′(0).

(b) the function m is defined by m(x)=f(x)/2g(x). find m′(5).

(c) find the value of x for −1

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.