>> % Question 1
>> q1a = (1+i)*(1-i)
q1a =
2
>> q1b = abs(2+4*i)
q1b =
4.4721
>> q1c = i^i
q1c =
0.2079
>> q1d = sqrt(i)
q1d =
0.7071 + 0.7071i
>> q1e = (3+4i)(5-6i)^(7+(8i*cos(9+10i))/11)
q1e = (3+4i)(5-6i)^(7+(8i*cos(9+10i))/11)
↑
Invalid expression. When calling a function or indexing a variable, use parentheses.
Otherwise, check for mismatched delimiters.
>> q1e = (3+4i)*(5-6i)^(7+(8i*cos(9+10i))/11)
q1e =
-8.5380e+176 -4.2955e+176i
>> % Question 2
>> x = imag(tan(i))
x =
0.7616
>> % Question 3
>> x2 = real(sqrt(i))
x2 =
0.7071
>> % Question 4
>> z = 1/i; q4 = arg(z)
Unrecognized function or variable 'arg'.
>> z = 1/i; q4 = angle(z)
q4 =
-1.5708
>>