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
Vesna [10]
3 years ago
7

What is the definition of i? What do we use it for?

Mathematics
1 answer:
SSSSS [86.1K]3 years ago
5 0
I is an imaginary number used to find the square root of a negative number.
sqrt-1 is 1i
sqrt-16 is 4i and so on
You might be interested in
2. Your teacher tells you that a line goes through the points (-6,1) and (-4, 3). Calculate the slope
Art [367]

Answer:

m=1

Step-by-step explanation:

7 0
3 years ago
Can someone help me with this 7th grade math
Ainat [17]

Answer:

for 7 fabric (square meters), he can make 2 cloaks. for 4 cloaks, he needs 14 fabric (square meters).

6 0
3 years ago
Help me solve this problem please???
Romashka-Z-Leto [24]

Answer:

it is 45 because a triangle with tow sides are same

3 0
3 years ago
Read 2 more answers
What is the reciprocal of 9/2 and of 4/7 !pleasssee
Kitty [74]

Answer:

2/9 and 7/4(or 1  3/4)

Step-by-step explanation:

A reciprocal is just the original  number flipped.

6 0
3 years ago
A composite figure is comprised of a square and 4 semicircles. How can you decompose the composite figure to determine its area?
tangare [24]

Answer:

As a square and four semi circles

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Other questions:
  • Rectangular Washington County measures 15.9 miles by 9.1 miles what is the county's area
    8·2 answers
  • Which of the following is the equation of the line that is perpendicular to
    6·1 answer
  • D <2? Don't mind the answer that was already on there?
    15·1 answer
  • Integral of sec (3x) tan (3x) dx
    7·1 answer
  • The expression 9+21 factored using GCF is?
    7·1 answer
  • 1/4 to 1/2
    7·1 answer
  • What is the value of (Negative one-half)–4?
    6·2 answers
  • Please help with this :D
    13·1 answer
  • Complete the table by writing the fraction as a decimal and as a percent
    5·1 answer
  • Pls help im desperate.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!