SOLUTION: Write the expression in the standard form a + bi
(√2/2+√2/2i)^2
Please help me solve this equation
The answer I have is a. i/2 b. -i c. i or d. -i/2
Can you he
Algebra.Com
Question 174535: Write the expression in the standard form a + bi
(√2/2+√2/2i)^2
Please help me solve this equation
The answer I have is a. i/2 b. -i c. i or d. -i/2
Can you help me? Thank you
Found 2 solutions by jim_thompson5910, Alan3354:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let
So the expression becomes
Start with the given expression.
FOIL
Combine like terms.
Replace with -1. Remember,
Multiply
Combine like terms.
Plug in
Square to get
Multiply
So which means that the answer is c) i
So the answer in standard form is where and
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Write the expression in the standard form a + bi
(√2/2+√2/2i)^2
Please help me solve this equation
The answer I have is a. i/2 b. -i c. i or d. -i/2
-------------------
I think that's what you meant.
Factor out , which is 1/2
=
=
=
= i
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