Answer:
$94.50
Step-by-step explanation:
you saved $31.50
For two complex numbers

and

, the product is

That is, you multiply the moduli and add the arguments. You have

and

, so the product is
Answer:
30
Step-by-step explanation:
You’re correct
Answer:
A
Step-by-step explanation:
Find AB using the Law of Sine:

Thus:

Multiply both sides by sin(40)


AB = 31.0056916 ≈ 31.0 cm (nearest tenth)
The answer would be 68000 you can find it easily by moving the decimal to the right if the exponent is positive if its negative move it to the left.