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Orlov [11]
4 years ago
5

Simplify complex numbers:add n subtract complex numbers(6-9i) + (4+2i)​

Mathematics
2 answers:
tresset_1 [31]4 years ago
7 0

Answer (10-7i)

Because you use addition

horrorfan [7]4 years ago
4 0

Answer:

hi there!

the correct answer is: 10−7i

work:

you first add the integers 6 and 4 together to produce 10

then you add -9i and 2i together to get -7i

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(sec²0 + tan²0)(cosec²0+cot²0) = 1sec²5 sin 0​
iren2701 [21]

Answer:

865

Step-by-step explanation:

if minus than answer

4 0
2 years ago
At a store, 20 feet of fencing cost $36. At that rate, how much will 15 feet of fencing cost?
lukranit [14]
If 20 feet cost $36 then you can divide 36 by 20 to see how much one foot would cost. The answer is $1.80. Then multiply $1.80 x 15 feet and you get $27
7 0
3 years ago
Read 2 more answers
2/-3 devided by (-1 2/7)
vfiekz [6]

7/18

Flip the second fraction and change the sign to multiplication.

2/-3x7/-12

5 0
3 years ago
May I have the value of x in this triangle?
Oxana [17]

Answer:

c^2 =a^2+b^2

c^2= 25 + 1156

c = 34.37

sin 90/34.37 = sin x/5

sin x= 0.1454

x is 8.36° i think

4 0
3 years ago
<img src="https://tex.z-dn.net/?f=6%20%5Cdiv%207.74%20%3D%20" id="TexFormula1" title="6 \div 7.74 = " alt="6 \div 7.74 = " align
Liula [17]
6 \div 7.74 = \dfrac{6}{7.74}=\dfrac{6\cdot100}{7.74\cdot100}=\dfrac{600}{774}=\dfrac{600:2}{774:2}=\dfrac{300:3}{387:3}=\dfrac{100}{129}
4 0
3 years ago
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