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Ostrovityanka [42]
3 years ago
6

Simplify (7+5i)(2+5i)

Mathematics
2 answers:
Fofino [41]3 years ago
8 0
14+45i+ 25i^2 is expanded version
Butoxors [25]3 years ago
4 0
-11 + 45i

Steps: (i used the FOIL method)

14 + 35i + 10i - 25

(14 - 25) + (35i + 10i)

-11 + 45i
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To divide fractions:

Flip the second fraction

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Hope this helps!!

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