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Multiply (2 – 71)(-1 + 47)

Multiply (2 – 71)(-1 + 47)
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2 votes
Multiply (2 – 71)(-1 + 47)

Multiply (2 – 71)(-1 + 47)-example-1
asked
User Rana Osama
by
7.9k points

2 Answers

3 votes
Will this help? You can only Multiply the Same variables. I need to sleep now :)
Multiply (2 – 71)(-1 + 47)-example-1
answered
User Serhii Halchenko
by
7.5k points
3 votes
(2-7i)(-1+4i)
2x-1=-2
2x4i= 8i
-7ix-1=7i
-7ix4i=-28i^2

so the answer is
-2+8i+7i+28i^2
=28i^2+15i-2

:)
answered
User CABascourt
by
8.1k points
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