Simplify the given expression below:

(−5 + 3i) • (1 − 2i)

a.) −5 − 6i
b.) 1 + 13i
c.) 2 + i
d.) 4 − 5i

The answer is the option B

Step-by-step explanation:

we have

Multiply applying distributive property

which expression represents the approximate length of bc?

step-by-step explanation:

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or