4 years ago

-10 (-2) ummmm im failing and need help

Mathematics

2 answers:

lianna [129]4 years ago

6 0

Answer:

Step-by-step explanation:

a negative times a negative is a positive

sashaice [31]4 years ago

4 0

Answer:

im failing too!

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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MrMuchimi

Answer:

1 + i

Step-by-step explanation:

To rationalize multiply numerator and denominator by (2 + i )

$\frac{3+i}{2-i}= \frac{3+i}{2-i} \times \frac{2+i}{2+i} = \frac{(3+i)(2+i)}{(2-i)(2+i)} = \frac{6+3i+2i-1}{4-(-1)} = \frac{5+5i}{5} = 1 + i$

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Veronika [31]

Answer:

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Step-by-step explanation:

That's how you can prove which side is bigger

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