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weqwewe [10]
3 years ago
11

15 points. Please help meeee

Mathematics
2 answers:
Yanka [14]3 years ago
8 0

<em> </em><em>The</em><em> </em><em>right</em><em> </em><em>answer</em><em> </em><em>is</em><em> </em><em>of</em><em> </em><em>option</em><em> </em><em>A</em><em>.</em>

<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em><em> </em><em>⤴</em>

<em>Hope</em><em> </em><em>it</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em>

yaroslaw [1]3 years ago
5 0

Answer:

B.

Step-by-step explanation:

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Please explain this type of problem (1+2i)(1+3i)
zhuklara [117]

Answer:

-5(1-I) is the answer

Step-by-step explanation:

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

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

1+3i+2i+6i^2

As i^2=-1

1+5i+6(-1)

1-6+5i

-5+5i

Taking -5 as common

-5(1-i)

I hope this will help you :)

7 0
3 years ago
Last year 858 people attended the Middleton County Fair. This year 1,635 people attended. What was the percent increase from las
Pepsi [2]

Answer:

91%

Step-by-step explanation:

The first step is to calculate the increase

= 1635-858

= 777

Therefore the percent increase can be calculated as follows

= 777/858 × 100

= 0.905× 100

= 90.5 %

= 91%

Hence the percentage increase is 91%

6 0
3 years ago
A restaurant bill comes to $23.35. find the total cost if the tax is 6.25% and a 20% tip is left of the amount.
ikadub [295]
The total with the tip included is:  $29.77
Add 6.25% to $23.35 =$24.80 + 20% =
$29.77

4 0
3 years ago
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Find the values of x and y 0.50x+0.20y=3.90
Alla [95]
Hope this helps.

Good luck mate :P

8 0
3 years ago
Read 2 more answers
Pls help!!! I really need help with this, brainlist who helps
AleksandrR [38]
1) corresponding, congruent
2) complementary
3) alternate exterior, supplementary
4) adjacent
5) corresponding, congruent
6) none
7) vertical, congruent
8) alternate interior, congruent
9) adjacent, supplementary, linear pair
10) vertical, congruent
11)
12) alternate interior, congruent
13) adjacent
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15)
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3 years ago
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