[tex] 2 + 1 \div 2[/tex]i[tex]3[/tex]maths​

Answers 2

I think it should be 4 I will take you a formula to solve like this question

FORMULA

÷ × + - first division then multiply and add then subtraction

Answer:

= (1+2i)³= (1)³+3(1)² (2i) +3(1) (2i)²+(2i)³

= 1 +6i -12-8i

= -11 -2i

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Other related questions that may help you

What is the wool blind type of sheep?

Answer:

please follow me and mark me as brainliast .....

Explanation:

it is the sheep who can become wool blind. It tends to occur particularly in longwool breeds when they are in full fleece and unable to see because of the wool covering their eyes.

Answer:

having wool that is grown over the eyes in interferes with vision

Explanation:

the wool comes on the eyes and that is why the sheep cannot see that well

sri chaitanya school Telangana previous year science question paper​ class 9th ​

Answer:

Previous year Question Papers

Explanation:

You can also find out old papers on the website of university and board easily. You can get the last year question papers in the concerned university website. You can also search using proper university name, subject name on ISC site.

A force of 20N acts on a body whose weight is 9.8N on the earth. What is the mass of the body and how much is its acceleration​

Explanation:

Force:20N

W:9.8 N

Mass:?

a:?

As we know ؛

< w=mg>…m=w/g..9.8/9.8; 1kg

-F=ma ....a=F/m...a=20/1= 20ms^-2

Round off nearest 1000 of 72563

Answer:

73000 is the correct answer.

Step-by-step explanation:

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Answer:

Step-by-step explanation:

72563, when rounded off to the nearest 1000 = 73000

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