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Popular >

simplify (5+3i)(2-i)

Solution

simplify

(5 + 3 i) (2 - i)

Solution

13 + i

Solution steps

(5 + 3 i) (2 - i)

Apply complex arithmetic rule:

(a + bi) (c + d i) = (a c - b d) + (a d + b c) i

= (5 \cdot 2 - 3 (- 1)) + (5 (- 1) + 3 \cdot 2) i

Simplify

(5 \cdot 2 - 3 (- 1)) + (5 (- 1) + 3 \cdot 2) i : 13 + i

= 13 + i

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simplify-(2/5)^{-2}simplify

- (\frac{2}{5})^{- 2}

simplify 0.1*0.1*0.1 simplify

0.1 \cdot 0.1 \cdot 0.1

Frequently Asked Questions (FAQ)

What is (5+3i)(2-i) ?
The solution to (5+3i)(2-i) is 13+i