Find the conjugate of each complex number.-2 + 4j

A. 2 - 4j
B. 4 - 2j
C. -2 - 4j
D. 2 + 4j


Answer: C

Mathematics

You might also like to view...

Calculate, if possible.(0)(-3.13)

A. 3.13 B. -3.13 C. -1 D. 0

Mathematics

Answer the question.What function is the reciprocal of sin ??

A. cos ? B. tan ? C. csc ? D. sec ?

Mathematics

Add.-8 + (-7)

A. 15 B. -15 C. -1 D. 1

Mathematics

Establish the identity.sin(4u) = 2 sin(2u) cos(2u)

What will be an ideal response?

Mathematics