$(i-2)^2=\\--------------------\\use:(a-b)^2=a^2-2ab+b^2\\--------------------\\=i^2-2\times i\times2+2^2=-1-4i+4=3-4i\\\\\\\\i=\sqrt{-1}\Rightarrow i^2=-1$

7 0

3 years ago

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A television set that has an original price of $325.50 is on sale for 30% off. What is the selling price of the television?

77julia77 [94]

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Original Price
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Original Price = $325.50

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Discount
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Discount = 30%
Discount = 0.3 x 325.5 = $97.65

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Selling Price
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Selling Price = $325.50 - $97.65
Selling Price = $227.85

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Answer: $227.85
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4 0

3 years ago

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Find the total amount due on a loan of $650 at the annual simple interest rate 5% at the

Deffense [45]

Answer:

$666.25

Step-by-step explanation:

Use the equation A = P(1 + rt)

P=16.25

$650+$16.25=666.25

3 0

3 years ago