In Exercises 45-52, find the quotient z 1 z 2 of the complex numbers. Leave answers in polar form. In Exercises 49-50, express the argument as an angle between 0° and 360°. z 1 = cos 70 ∘ + i sin 70 ∘ z 2 = cos 230 ∘ + i sin 230 ∘
In Exercises 45-52, find the quotient z 1 z 2 of the complex numbers. Leave answers in polar form. In Exercises 49-50, express the argument as an angle between 0° and 360°. z 1 = cos 70 ∘ + i sin 70 ∘ z 2 = cos 230 ∘ + i sin 230 ∘
Solution Summary: The author calculates the division of the complex numbers in polar form, lz_1=mathrm
In Exercises 45-52, find the quotient
z
1
z
2
of the complex numbers. Leave answers in polar form. In Exercises 49-50, express the argument as an angle between 0° and 360°.
z
1
=
cos
70
∘
+
i
sin
70
∘
z
2
=
cos
230
∘
+
i
sin
230
∘
Combination of a real number and an imaginary number. They are numbers of the form a + b , where a and b are real numbers and i is an imaginary unit. Complex numbers are an extended idea of one-dimensional number line to two-dimensional complex plane.
I want to learn this topic l dont know anything about it
Solve the linear system of equations attached using Gaussian elimination (not Gauss-Jordan) and back subsitution.
Remember that:
A matrix is in row echelon form if
Any row that consists only of zeros is at the bottom of the matrix.
The first non-zero entry in each other row is 1. This entry is called aleading 1.
The leading 1 of each row, after the first row, lies to the right of the leading 1 of the previous row.
PRIMERA EVALUACIÓN SUMATIVA
10. Determina la medida de los ángulos in-
teriores coloreados en cada poligono.
⚫ Octágono regular
A
11. Calcula es número de lados qu
poligono regular, si la medida
quiera de sus ángulos internos
• a=156°
A= (-2x+80
2
156 180-
360
0 = 24-360
360=24°
• a = 162°
1620-180-360
6=18-360
360=19
2=360=
18
12. Calcula las medida
ternos del cuadrilá
B
X+5
x+10
A
X+X+
Sx+6
5x=3
x=30
0
лаб
• Cuadrilátero
120°
110°
• α = 166° 40'
200=180-360
0 =
26-360
360=20
ひ=360
20
18 J
60°
⚫a=169° 42' 51.43"
169.4143180-340
0 = 10.29 54-360
360 10.2857
2=360
10.2857
@Sa
Chapter 7 Solutions
MyLab Math with Pearson eText -- Combo Access Card (18-wk) for Algebra & Trigonometry
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