Remember: i² = -1

$\frac{5+4i}{6+8i}= \frac{(5+4i)(6-8i)}{(6+8i)(6-8i)}= \frac{30-40i+24i-32i^2}{36-64i^2}= \frac{30-16i-32(-1)}{36-64(-1)}= \\ \\ = \frac{30-16i+32}{36+64}= \frac{62-16i}{100}=0.62-0.16i$

Hope this helps

7 0

3 years ago

Joe made a scale model of his fathers sports car. The length of the actual car is 24 feet long. Joe's model is 6 inches long. if

dlinn [17]

The answer will be 192 sq ft

6 0

3 years ago

Nine subtracted from the product of 4 and a number is greater than -19

krok68 [10]

Answer:What’s the question-

Step-by-step explanation:9-4 and greater than -19? Oh 5 because 9-4=5 but it’s greater than -19 because -19 is a negative number.

5 0

2 years ago