allycatt90 allycatt90

09-03-2020
Mathematics

contestada

(3-4i)(1+5i)-(2-1)
Please give me the correct answer

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Officialalehpeter Officialalehpeter

09-03-2020

Answer:

2-9i

Step-by-step explanation:

(3-4i)(1+5i)-(2-1)

Expand the algebra expression, and we have

3(1+5i)-4i(1+5i)-(1)

3+15i-4i-20i-1

Collect like terms

3-1+15i-4i-20i

2+11i-20i

2-9i

Please note that algebra expressions does not have the sign of equality.

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