Mark M. answered 03/26/21
Retired Math prof with teaching and tutoring experience in trig.
If z = a + bi, then the real part is a and the imaginary part is b.
So, for z = 2 + 10i, 4re(z) + 6Im(z) = 4(2) + 6(10) = 68
Pi A.
asked 03/26/214Re(z) + 6lm(z) =
Mark M. answered 03/26/21
Retired Math prof with teaching and tutoring experience in trig.
If z = a + bi, then the real part is a and the imaginary part is b.
So, for z = 2 + 10i, 4re(z) + 6Im(z) = 4(2) + 6(10) = 68
Anthony T. answered 03/26/21
Patient Science Tutor
Re(z) refers to the real part of the complex number z = 2 + 10i, and Im(z) refers to the imaginary part.
So, 4 Re(z) = 4. 2 = 8 and 6 Im(z) = 60i.
The new complex number is 8 + 60i.
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