Which two complex numbers when subtracted from each other will give you another complex number from the table a) 7 - 3i b) -5 - 8i c) 12 + i d) -4 + 9i e) 6 - 6i f) -9 + 15i g) 1 + 10i h) 11 - 12i

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Precalculus question, image attached.

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.