Math, asked by rashmi1210, 1 year ago

value of (2+3i)(2-3i) ?

Answers

Answered by pradyumna22

6

Answer:

13

Step-by-step explanation:

4+9=13

${i}^{2} = - 1$

Answered by johal58

7

Answer:

13

Step-by-step explanation:

4+9=13

i ka square =-1

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