Perform the indicated operation. PLEASEE HELPP HURRYY!! (3 + i) + (5 + 7i) = A) -2 + 6i B) 2 + i C) 8 + 6i D) 8 + 8i
1 answer:
Answer:
Option D is the correct option.
Step-by-step explanation:
When there is a ( + ) in front of an expression in parentheses , there is no need to change the sign.
That means, the expression remains the same.
Just remove the unnecessary parentheses
⇒
Collect like terms and simplify
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Hope I helped!
Best regards!!
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Answer:
Step-by-step explanation:
The Simple Interest Equation is
where
A = Total Accrued Amount (principal + interest)
P = Principal Amount
I = Interest Amount
t = Time Period involved in months or years
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If we define our principal whit this formula, we are able to know the rest of the values:
clearing
replacing
Solving