See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
eiθ=cosθ+isinθe^{i\theta} = \cos \theta + i \sin \thetaeiθ=cosθ+isinθ
The modulus (magnitude) of zzz
The arguments add: θ1+θ2\theta_1 + \theta_2θ1+θ2
∣z1∣×∣z2∣|z_1| \times |z_2|∣z1∣×∣z2∣
2eiπ/4\sqrt{2} e^{i\pi/4}2eiπ/4
12(eiθ+e−iθ)\frac{1}{2}(e^{i\theta} + e^{-i\theta})21(eiθ+e−iθ)
12i(eiθ−e−iθ)\frac{1}{2i}(e^{i\theta} - e^{-i\theta})2i1(eiθ−e−iθ)
−1-1−1
e−π/2e^{-\pi/2}e−π/2 (approx 0.2079)
The arguments subtract: θ1−θ2\theta_1-\theta_2θ1−θ2
Select your subjects, and get access to A+ resources today.