This is really a long way to go to make something complicated
out of something simple. The last choice does the job.
cos(180) = -1
sin(180) = 0
So 4 [cos(180) + i sin(180) ]
= 4 [ -1 + i (0) ]
= -4 yay!
Answer:
A series of prime numbers starting with 9?
Answer:
The answer is:
She used the wrong common denominator
Step-by-step explanation:
Solving the given equation

Lets consider the steps given in the question:


Lets compare both solutions:
In the original solution, the denominator of first term is (x-2)(x-3)
In the solution given in the question, the denominator of first term is (x-2)(x+3).
So the mistake she did in step 2 was that she change the sign of 3 in (x-3) from negative to positive, due to which she gets the wrong common denominator shown in Step 3.
Given:
Identify the dollar amount due on a sample of 49 credit cards.
The amount due on the next payment is any one of the averages that mode,median or mean can be used.
Answer:
Step-by-step explanation:
<u>Between the fourth and tenth there are:</u>
<u>The total number is:</u>