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2 years ago

10

A bag contains 5 green marbles and 8 blue marbles. A dice is rolled, then a marble is chosen at random from the bag .

1 answer:

kolezko [41]2 years ago

3 0

What is the question?

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(3 + 4i) - (8 -5i) Write answer in standard form a +bi Group of answer choices

Anton [14]

Answer:

$A=-5+9i$

Step-by-step explanation:

$\left(3+4i\right)-\left(8-5i\right)\\\\\mathrm{Group\:the\:real\:part\:and\:the\:imaginary\:part\:of\:the\:complex\:number}\\\left(a+bi\right)\pm \left(c+di\right)=\left(a\:\pm \:c\right)+\left(b\:\pm \:d\right)i\\\\=\left(3-8\right)+\left(4+5\right)i\\3-8=-5\\4+5=9\\\\=-5+9i$

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2 years ago

A room in the lower level of a cruise ship has a circular window with a diameter of 30 inches. Find the total area of the window

jeka57 [31]

A≈2827.43 i’m pretty sure

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2 years ago

If one liter of paint covers 100 square feet, how many gallons of paint will cover 800 square meters?

mr_godi [17]

It takes 8 liters to cover 800 sqft of floor

there are 3.78541 liters in a gallon so it would take 2.11338 gallons to cover the floor

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2 years ago

Solve please. *Picture Included*

Juliette [100K]

I think the answer would be 1.8

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3 years ago

The shipping department must send out 50 cases of phones. Five stores will receive ten cases each. How many cases are left?

scZoUnD [109]

There are none left. 5 x 10 = 50

3 0

2 years ago

Read 2 more answers