MTH210 TMA SOLUTON



Course Code
mth210


Question
\(cos\theta + isin\theta\) is equal to

Answer
-1



Question
Compute \( (1+i)^24\)

Answer
\(2^12\)



Question
Find \( (1/2+1/2i)^10\)

Answer
1/32i



Question
Evaluate \((1+i)^20=\) using De Moivre theorem

Answer
-1204



Question
Evaluate \(e^{i\pi\)

Answer
-1



Question
for any \(\theta ,\theta _{1},\theta _{2}\epsilon R\) , \(\frac{d}{d\theta }(e^{i\theta })=? \)

Answer
\(ie^{i\theta\)



Question
Find the argument and absolute value of Z=(1+i)(2+i)/3−i

Answer
|z|= 1 , arg \(z=\pi /2\)



Question
|z|^2 is equal to

Answer
\(z\overline{z}\)



Question
Find the quotient (6+2i𝑖)(1+3i𝑖)/−1+i𝑖−2

Answer
(−8/5−1/5𝑖i )



Question
Multiply (2+3i)(7+5i)

Answer
(-7 + 22i )



Question
\(cos\theta + isin\theta\) is equal to

Answer
-1



Question
Compute \( (1+i)^24\)

Answer
\(2^12\)



Question
Find \( (1/2+1/2i)^10\)

Answer
1/32i



Question
Evaluate \((1+i)^20=\) using De Moivre theorem

Answer
-1204



Question
Evaluate \(e^{i\pi\)

Answer
-1



Question
for any \(\theta ,\theta _{1},\theta _{2}\epsilon R\) , \(\frac{d}{d\theta }(e^{i\theta })=? \)

Answer
\(ie^{i\theta\)



Question
Find the argument and absolute value of Z=(1+i)(2+i)/3−i

Answer
|z|= 1 , arg \(z=\pi /2\)



Question
|z|^2 is equal to

Answer
\(z\overline{z}\)



Question
Find the quotient (6+2i𝑖)(1+3i𝑖)/−1+i𝑖−2

Answer
(−8/5−1/5𝑖i )



Question
Multiply (2+3i)(7+5i)

Answer
(-7 + 22i )


 Try Another Search

Comments