Math, asked by VanilaSky, 4 months ago

express (2+3i) (5-3i) in the form of a+ib.

Answers

Answered by SKP1111

0

Step-by-step explanation:

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

=10-6i+15i-9i^2

=10+9i-9i^2

As we know, the value of i^2 is -1

So,putting -1 in place of i^2 in the equation

=10+9i-9×-1

=10+9i+9

=19+9i

Answer=> 19+9i is the correct answer

Hope it helps

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