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Rasek [7]
4 years ago
9

Adding and subtracting complex numbers question

Mathematics
1 answer:
Darina [25.2K]4 years ago
8 0
True because i² = -1 and a and b are real
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Solve the formula S=n/2(a+L) for L
Maru [420]
\frac{n}{2(a+l)}


\frac{S}{N} = 2(A+L)


\frac{S}{2N}  = A+L


L=  \frac{S}{2N} - A
4 0
3 years ago
6)Factor: x^2+1/3x+1/36
trasher [3.6K]

Answer:

(x+4)(x+9)=0. Your answer would be x=-4 and x=-9. Explanation:: (x+4)(x+9) x times x=x2 x(9)+x(4)=13x 4 times 9=36 = x2+13x+36.(x+4)(x+9)=0. Your answer would be x=-4 and x=-9. Explanation:: (x+4)(x+9) x times x=x2 x(9)+x(4)=13x 4 times 9=36 = x2+13x+36.

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3 years ago
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3 years ago
PLEASE NO WRONG ANSWER<br>What are the coordinates of the midpoint of diagonal LN?​
polet [3.4K]

Answer:

4. (-2 1/2, 4 1/2)

Step-by-step explanation:

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So (-6+1)/2 , (1+8)/2 = (5)/2, (9)/2 = (2.5,4.5)

And that in fraction form is (-2 1/2, 4 1/2)

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-18

Step-by-step explanation:

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