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Goshia [24]
3 years ago
14

What is the sum of 12 – 5i and –3 + 4i?

Mathematics
2 answers:
Lilit [14]3 years ago
4 0
12-5i + -3 + 4i
you will put them in brackets 
(12-(5*i)) + (-3 +4*i)
is equal to 9-i 

Hope this Help!
SashulF [63]3 years ago
4 0

the answer is B.) 9-i

hope it helps

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4h+8=20 what is h?..........
sergey [27]
I believe it's 3 because 4 times 3 equals 12 and 12 plus 8 equals 20! 
4(3)+8=20

Hoped this helped! :)
3 0
3 years ago
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Take different values for x and find the value of 3x+5.​
Eva8 [605]

Answer:

when x=1

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when x=0

3x+5.=3×0+5=5

Step-by-step explanation:

when x=-1

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2 years ago
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13 out of 60 people surveyed were left handed calculate the angle you would use in a pie chart
PtichkaEL [24]
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4 0
3 years ago
Find the equation of the straight line with the gradient -2/3 and passing through the point(1,1)
adell [148]

Answer:

y = -2/3 x + 5/3

Step-by-step explanation:

y = mx + b

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4 0
1 year ago
Need help asap do tonight
aalyn [17]

Answer:

answer and explanation below

Step-by-step explanation:

2.m<x=75(angle on the same line so 180-105)

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3.M<y = 25 ( vertical angle property)

m<z=155( on the same line)

m<z and M,x =155( vertical angles )

8 0
3 years ago
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