1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Natasha2012 [34]
3 years ago
6

I'll give 100 pts and brainliest if you answer this!!!

Mathematics
1 answer:
alex41 [277]3 years ago
6 0

Answer:

1. 4i+15

2. 5i+18

3. -11i+10

4. -2i

5. 9i+5

6. -13

7. -15i^{2}+18i

8. -4i^2-16i

9. -6i^2+38i-40

10. -42i^2+27i-3

11. -25i^2+4

12. -i^2+9

13. 2i+8

14. -18i+10

Step-by-step explanation:

Standard form means to put the terms in order based on their exponent (x³ -> x² -> x -> constant)

1. (6 - i) + (9 + 5i)

4i+15

2. (7 + 3i) + (11 + 2i)

5i+18

3. (12 + 4i) - (2 - 15i)

-11i+10

4. (3 - 7i) - (3 + 5i)

-2i

35i^2+6i-9

5. 7 - (2 - 3i) + 6i

7 - 2 + 3i + 6i

9i+5

6. -16 + (3 + 4i) - 4i

-16 + 3 + 4i - 4i

-13

7. 3i(6-5i)

18i-15i^2

-15i^2+18i

8. -2i(8+2i)

-16i+-4i^2

-4i^2-16i

9. (-5 + i)(8 - 6i)

-40+30i+8i-6i^2

-6i^2+38i-40

10. (3 - 6i)(-1 + 7i)

-3+21i+6i-42i^2

42i^2+27i-3

11. (2 + 5i)(2 - 5i)

4-10i+10i-25i^{2}

-25i^2+4

12. (-3 - i)(-3 + i)

9 -3i + 3i -i^2

-i^2+9

13. (4 + i) * 2

2i+8

14. (5 - 9i) * 2

-18i+10

:p when I first started answering this I thought the parentheses were being multiplied every time and did 100x more work .-.

Hope it helps <3 :D

You might be interested in
2. A serving of fish contains 50.0 g protein and 4.0 g fat. If protein has a caloric
solniwko [45]

9514 1404 393

Answer:

  236 kcal

Step-by-step explanation:

  (50 g protein)(4 kcal/(g protein)) +(4 g fat)(9 kcal/(g fat)) = (200 +36) kcal

  = 236 kcal

8 0
3 years ago
5.349 round to the nearest tenth
soldi70 [24.7K]
5.4 because the 9 bumps it to 5.35.

And the 5 bumps it to 5.4.                                                                                                    
6 0
3 years ago
Read 2 more answers
find the probability of rolling divisors of 12 on both 6 sided dice (please answer in fraction form and show work thank u!!)
Ipatiy [6.2K]
1/36 since there are 6 sides on both dice you times them together or you could list out the options like 1-1 1-2 etc and count it out
6×6=36
6 0
3 years ago
Colleen says she is thinking of a 4 digit number in which all the digits are the same the value of the digit in the hundreds pla
ivanzaharov [21]

2 (hundreds place)

0 (tens place)

0 (ones place)

2 in 200 would be the hundreds place.

5 0
3 years ago
Come to my zo om class someone please make it un
kherson [118]

Answer:

ok friend

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Other questions:
  • Mr green makes some compost he mixes soil, manure and leaf mould in the ratio 3:1:2 mr greenmakes 72 literes of the compost. How
    6·1 answer
  • Each of the variables t, w, x, y, and z represents a different positive real number. Given the equations below, which of the 4 v
    9·1 answer
  • Explain how to get the variable alone in each equation. <br><br> 84 + c = 11<br> y / 6 = 7
    13·2 answers
  • Cindy worked 23 hours, she earned $126.5 whats her rate of pay​
    12·2 answers
  • Rob used 4.25 ounces of peanuts,3.4 ounces of pecans,and2.75 ounces of walnuts to make a trail mix.How many total ounces of nuts
    13·2 answers
  • Distance formula graphically
    10·1 answer
  • How do you convert 3.84% to a fraction?
    12·1 answer
  • Am a little lost so can you help me?<br>​
    7·2 answers
  • Find 'x' in the following ​
    11·2 answers
  • Dan sold 40 concert tickets in 5 days.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!