Your friend multiplied complex numbers and expressions as shown. find the error in your friends work. then factor the expression correctly. show work .

(4-7i)(4+7i)=16+28i-28i+49i^2
=16-49
=-33

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

What is the ratio fraction form of 25: 9

The table shows the number of hours orlando spent at football practice last week. select the appropriate numbers below to complete the model to find the number of hours orlando spent practicing on tuesday and friday.