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
zavuch27 [327]
2 years ago
9

(-3 √-9)^2 write your answer in standard form a ib

Mathematics
1 answer:
Brilliant_brown [7]2 years ago
4 0
If you would like to write <span>(-3 + √-9)^2 in a standard form a + i * b, you can do this using the following steps:

</span>(-3 + √-9)^2 = (-3)^2 - 2 * 3 * √-9 + (<span>√-9)^2 = 9 - 6 * 3 * i - 9 = 0 - 18 * i = -18 * i
</span>
The correct result would be -18 * i.
You might be interested in
Mangoes cost $4 each and nectarines cost $2 each. Dominic buys m mangoes and n nectarines for $32.
xenn [34]

Answer: 6m+4n=32

Step-by-step explanation:

m=4

n=2

From this, we can deduce that m+n=32.

6*4=24 and 4*2=8. 24+8=32

So, 6m+4n=32. Hope this was what you were looking for!

5 0
3 years ago
after eating at the restaurant 3 people split the bill. Each person paid 27 dollars what was the total of the bill
almond37 [142]

Answer:

The total cost was 81 dollars.

Step-by-step explanation:

If each person had to pay 27 dollars and there was only 3 people, then multiply those 2 numbers together. Then you will get your answer.

7 0
3 years ago
Area of rectangle and traingle <br><br>Please helpp
mina [271]

Step-by-step explanation:

here \: is \: your \: solution \\  \\ base \:  = 4 \: cm \\  \\ height \:  = 6 \: cm \\  \\ area \: of \: traingle = (1 \div 2) \times base \times height \\  \\ area \:  = (4 \times 6) \div 2 \\  \\ area = 12 \: cm.sq \\  \\ hope \: it \: helps

3 0
3 years ago
Read 2 more answers
A rubber ball is thrown 16m into the air. The ball falls, rebounds to half its previous
dexar [7]

Answer:

  • 63 m

Step-by-step explanation:

<u>The first time:</u>

  • 16 m up and 16 m down  =  32 m

The second time and each time after, half of the previous distance

<u>This is a GP with the first 6 terms:</u>

  • 32, 16, 8, 4, 2, 1

<u>Sum of the distances:</u>

  • 32 + 16 + 8 + 4 + 2 + 1 = 63 m
8 0
3 years ago
Read 2 more answers
You buy a sandwich for ​$​ 3.55 an apple for ​$​0.65 and a bottle of juice for ​$2.45.What is the total​ cost?
lesya [120]
$3.55 + $0.65 + $2.45 = $6.65

The total cost is $6.65.
6 0
3 years ago
Read 2 more answers
Other questions:
  • The length of the transverse axis is 6 and the length of the red line segment is 14 how long is the blue line segment
    10·2 answers
  • Area of a rectangle lengthd 3 inches by 1/8 wide3 inches
    6·1 answer
  • A cone with radius 5 cm and height 12 cm
    7·1 answer
  • You need $2,500 as a deposit for a new car. You have already saved 50% of this amount. Which calculation could you use to check
    5·1 answer
  • (1,3), m = - 3/4 using that as a fraction write an equation in point-slope form
    14·1 answer
  • What is 2/5 × 5/6 in simplist form
    5·1 answer
  • I NEED THE AWANSER ASAP What is the volume of each of the five colors in a 3-inch cubed notepad? Assume each color has the same
    7·2 answers
  • A. Directions/Instructions:
    10·1 answer
  • The dot plot above identifies the number of pets living with each of 20 families in an apartment building. What fraction of the
    9·1 answer
  • I need to find the surface area for this one pls help me
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!