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irinina [24]
2 years ago
14

Simplify and write the complex number in standard form 4i(7+6i)+2i(5-2i)

Mathematics
2 answers:
Stella [2.4K]2 years ago
6 0

Answer:

-20+38i

Step-by-step explanation:

Hope this will help you

Bezzdna [24]2 years ago
3 0

Answer:

20i² + 38i

Step-by-step explanation:

4i(7+6i)+2i(5-2i)

28i + 24i² + 10i - 4i²

24i² - 4i² + 28i + 10i

20i² + 38i

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There are 42 students in a class.
Vikki [24]

Answer:   the  answer  would  be  16 kids   walk  to  school  (10  girls  and  6  boys)

Step-by-step explanation:

3 0
3 years ago
Sue deposited $52 into her bank account, so she currently has $12 in her account. What was her balance before the deposit?
Semenov [28]

Answer:

-40

Step-by-step explanation:

12 - 52 = -40

hope this helps...

7 0
3 years ago
Read 2 more answers
Jim and Jackie are married with three children at home and a mortgage. Jim’s net pay per year is $67,000 and Jackie does not hav
rodikova [14]

The correct option is that they should work on their plan for managing income.

<h3>How to illustrate the information?</h3>

Given that Jim and Jackie are married with three children and have a home at mortgage.

The net pay per year of Jim is $67,000 and Jackie do not earn at all. The mortgage expenses and monthly expenses are

$(2,800+2,700) = $5,500, not much as compared to the total income.

Also, Jim contributes 15% of his income , i.e., $10050 into the retirement fund and also they have savings of $5,000.

In addition, there is a $500,000 life insurance policy on Jim and a $100,000 policy on Jackie.

Therefore, looking at all of these, it can be concluded that the net income of Jim per year is not bad at all to manage the expenses, they just have to work on it little more to run the family smoothly.

Thus, the correct option is that they should work on their plan for managing income.

Learn more about income on:

brainly.com/question/25745683

#SPJ1

Complete question:

Jim and Jackie are married with three children at home and a mortgage. Jim’s net pay per year is $67,000 and Jackie does not have income. Their mortgage payment of $2,800 includes insurance on their home. They have additional monthly expenses of $2,700. Jim contributes 15% of his earnings to a retirement fund and they have $5,000 in savings. There is a $500,000 life insurance policy on Jim and a $100,000 policy on Jackie. As their financial advisor, what part of Jim and Jackie’s financial plan would you encourage them to work on? a. They should work on their plan for managing income. b. They should work on their plan for managing their liquidity. c. They should work on their plan for protecting their assets. d. They should work on their plan for protecting their income.

3 0
1 year ago
Don't understand please help with answer
Taya2010 [7]
((-4)^5)^8 / ((-4)^7)^3

= (-4)^40 / (-4)^21

= (-4)^20
4 0
3 years ago
Read 2 more answers
What do you times to get the perimeter of a rectangle
Irina-Kira [14]
You add all the sides together for perimeter
6 0
3 years ago
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