Multiple ChoiceGiven z1=5(cosπ6+isinπ6)z_1=5\(\left\)(\(\cos\]\frac{\pi}{6}\)+i\(\sin\[\frac{\pi}{6}\]\right\)) and z2=3(cos3π4+isin3π4)z_2=3\(\left\)(\(\cos\]\frac{3\pi}{4}\)+i\(\sin\[\frac{3\pi}{4}\]\right\)), find the product z1・z2z_1・z_2. 407views
Multiple ChoiceGiven z1=23(cos25°+isin25°)z_1=\(\frac\)23\(\left\)(\(\cos\)25\(\degree\)+i\(\sin\)25\(\degree\]\right\))z1=32(cos25°+isin25°) and z2=52(cos15°+isin15°)z_2=\(\frac\)52\(\left\)(\(\cos\)15\(\degree\)+i\(\sin\)15\(\degree\]\right\))z2=25(cos15°+isin15°), find the product z1・z2z_1・z_2z1・z2.398views1comments
Multiple ChoiceGiven z1=15(cosπ2+isinπ2)z_1=\(\frac\)15\(\left\)(\(\cos\]\frac{\pi}{2}\)+i\(\sin\[\frac{\pi}{2}\]\right\)) and z2=5(cosπ5+isinπ5)z_2=5\(\left\)(\(\cos\]\frac{\pi}{5}\)+i\(\sin\[\frac{\pi}{5}\]\right\)), find the quotient z1z2\(\frac{z_1}{z_2}\). 401views
Multiple ChoiceGiven z1=12(cos30°+isin30°)z_1=12\(\left\)(\(\cos\)30\(\degree\)+i\(\sin\)30\(\degree\]\right\)) and z2=3(cos50°+isin50°)z_2=3\(\left\)(\(\cos\)50\(\degree\)+i\(\sin\)50\(\degree\]\right\)), find the quotient z1z2\(\frac{z_1}{z_2}\).412views1rank
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