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
pashok25 [27]
3 years ago
6

(-12+48i)+(15+21i) in simplifying complex numbers

Mathematics
1 answer:
swat323 years ago
5 0
So if the "i" becomes confusing, just think of it as x
so it would become (-12+48x) +(15+21x)
then you would split up the terms by constants and coefficients
-12+15 +48x+21x
3+69x and then you substitute back for i
3+69i
You might be interested in
Please answer <33 I would lava it :)
allsm [11]

Answer:

5 gallons

Step-by-step explanation:

3/4 + 6/8 + 20/8 + 1

6/8 + 6/8 + 20/8 + 8/8

40/8 = 5 gallons

3 0
3 years ago
Whats the answer to this please
anastassius [24]
Y = 3x
so
if x = 5 then y = 15
if x = 10 then y = 30

so a = 10 and b = 15

answer is B. second choice
a = 10 and b = 15
3 0
3 years ago
What is the degree <br> A. 2<br> B. 3<br> C. 6<br> D. 8
sasho [114]
6 hope i could help good luck
4 0
3 years ago
PLEASE HELLPPPPPPPP.......
Vanyuwa [196]

Answer:

11in

Step-by-step explanation:

a^2+b^2=c^2  when c is the hypotenuse

10^2+sqrt21^2=c^2

100+21=c^2

121=c^2

11=c

4 0
3 years ago
Read 2 more answers
What is the value of x in the diagram below?
viva [34]
X= 105
explanation:
45+30=75
180-75= 105
4 0
2 years ago
Other questions:
  • Which expression is equivalent to the expression below? g+g+g+g+g+g
    13·2 answers
  • They counted 562 boxes of color pencils and 468 boxes of markers. If each box can hold 8 pencils or markers, how many color penc
    12·2 answers
  • Solve each equation. 8x2 - 24 = 3x2 - 9
    8·2 answers
  • Mason plays a game by flipping two fair coins. He wins the game if both coins land facing heads up. If Mason plays 200 times, ho
    8·2 answers
  • The coordinates of trapezoid ABCD are A(−4, 3), B(2, 3), C(4, −1) and D(−4, −1). A line segment runs through the trapezoid with
    12·2 answers
  • 5 hours 18 minutes equals
    11·1 answer
  • Decrease £645 by 69%<br> Give your answer rounded to 2 DP.
    13·1 answer
  • Please help with this one question that I've been stuck on!!!
    11·1 answer
  • Solve. Show all steps. 0.5 (8-2x)= 3-(x - 1 )
    8·1 answer
  • What is the volume of a right rectangular prism with a length of 4.8 meters, a width of 2.3 meters, and a height of 0.9 meters?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!