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AleksAgata [21]
3 years ago
8

How to solve this problem (2+3i)2

Mathematics
2 answers:
Crazy boy [7]3 years ago
7 0
2(2+3i) Use the distributive property
4+6i
i is an imaginary number, so this is as far as this can be solved.
uysha [10]3 years ago
6 0

(2+3i)2

= 4 + 6i (distributive property)

if solve for i then

4 + 6i =0

subtract 4 to both sides

6i = -4

divide 6 to both sides

i = -4/6

i = -2/3

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the length of one of the diagonals of a quadrilateral is 10 cm and the particular drawn from the opposite vertices to this diago
loris [4]

Answer:

Therefore the area of the quadrilateral =35 cm²

Step-by-step explanation:

Given, the length of one of diagonal of quadrilateral is 10 cm and perpendicular drawn from the opposite vertices to this diagonal are the length of 2.8 cm and 4.2 cm.

A diagonal divided a quadrilateral into two triangle.

Therefore the area of the quadrilateral

= sum of the area of the triangles

=(\frac{1}{2}\times 10\times 2.8+ \frac{1}{2}\times 10\times 4.2)cm²      [ area of a triangle= \frac{1}{2}\times base\times height]

=35 cm²

3 0
3 years ago
7. 12, 24, 4, 18, 12, 9<br><br> Using the data, create a histogram.
Mnenie [13.5K]

Answer:

import pandas as pd

vec = pd.Series([7.12,24,4,18,12,9])

vec.plot(kind = 'hist')

Step-by-step explanation:

You can use python for that.

By doing

import pandas as pd

vec = pd.Series([7.12,24,4,18,12,9])

vec.plot(kind = 'hist')

And this is the result you get

5 0
3 years ago
How do you turn a fraction into a percentage? <br> Eg:3/4
ch4aika [34]

Answer:

75%

Step-by-step explanation:

First, you need to transfer it into decimal, then multiply the decimal by 100 .

34=0.75.

Now multiply 0.75 by 100 to get the percentage.

0.75∗100=75.

7 0
4 years ago
Read 2 more answers
Please help!!!!! This is urgent!!
artcher [175]
The answer is the top right one since the total $96.35 is on the deposit side.
3 0
3 years ago
Solve fort.<br> -t = 9(t – 10)<br> t=
Lelechka [254]

answer (q,t)=(0,0)

Step-by-step explanation:

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