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What is the modulus of the complex number (r, θ) = (3, π/4)?
3
7
9
If a complex number z has a modulus of 0, what can you conclude about z?
z is undefined
z is purely real
z is zero
What is the principal argument of the complex number 9∠150°?
150°
140°
What is the modulus of the complex number (r, θ) = (8,- π/4)?
8
What is the principal argument of the complex number (r, θ) = (17, π/9)?
π/2
π/91
π/9
What is the modulus of the complex number -3+4i?
4
5
6
What is the modulus of the complex number 0+i?
1
What is the modulus of the complex number 3+4i?
What is the modulus of the complex number -1+i?
5\sqrt{5}5
2\sqrt{2}2
3\sqrt{3}3
What is the modulus of the complex number 2-3i?
12\sqrt{12}12
13\sqrt{13}13
It is done.