Category: Mathematics

Solution: Evaluate ln (2 + j3)

Solution: Evaluate cosh [j(π/3)]

Solution: Evaluate cosh [j(π/4)]

Solution: Three vectors A, B and C are related as follows: A/B=2 at 180°, A+C=-5+j15, C=conjugate of B. Find A.

Solution: Find the quotient of (50 + j35)/(8 + j5)

Solution: Find the quotient of 4(cos60° + isin60°) divided by 2(cos30° + isin30°)

Solution: What is the simplified expression of the complex number (6 + j2.5)/(3 + j4)?

Solution: Simplify [(2+3i)(5-i)]/(3-2i)^2

Solution: Rationalize [(4 + 3i)/(2 – i)]

Solution: If A = -2 – 3i, and B = 3 + 4i, what is A/B?