( 5 - 2i)2 Write answer in standard form a +bi. Remember you can not have i2 in your answer it is a number.

What is the first step of an indirect proof of a number that is divisible by two

Factor the monomial completely 42a3b3

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)