Solved

Perform the Indicated Operation Using Trigonometric Form (2+2i)(1i)( 2 + 2 i ) ( - 1 - i )

Question 169

Multiple Choice

Perform the indicated operation using trigonometric form.Leave the answer in trigonometric forms. (2+2i) (1i) ( 2 + 2 i ) ( - 1 - i )


A) 2(cosπ2+isinπ2) - 2 \left( \cos \frac { \pi } { 2 } + i \sin \frac { \pi } { 2 } \right)
B) 4(cos3π2isin3π2) 4 \left( \cos \frac { 3 \pi } { 2 } - i \sin \frac { 3 \pi } { 2 } \right)
C) 4(cos3π2+isin3π2) 4 \left( \cos \frac { 3 \pi } { 2 } + i \sin \frac { 3 \pi } { 2 } \right)
D) 2(cos3π4+isin3π4) - 2 \left( \cos \frac { 3 \pi } { 4 } + i \sin \frac { 3 \pi } { 4 } \right)
E) 2(cos5π4+isin5π4) 2 \left( \cos \frac { 5 \pi } { 4 } + i \sin \frac { 5 \pi } { 4 } \right)

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions