Simplify the given expression below (1+2i) times (5-3i)

Which best describes the transformation that occurs in the graph? a) dilation b) reflection c) rotation d) translation

Pls! does anybody know a shortcut for answering these types of questions in the future?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?