3 years ago

Simplify 9i(2+3i)

Mathematics

2 answers:

Basile [38]3 years ago

8 0

Answer:

9i(2+3i) = -27+18i

Step-by-step explanation:

Distribute to get → 9i·2+9i(3i)

Multiply 2 and 9 → 18i+9i(3i)

Simplify → 18i+27i²

Simplify → 18i-27

Reorder → -27+18i

viktelen [127]3 years ago

3 0

Simplify 9i(2+3i):
9i×2=18i
9i×3i=27i

18i+27i

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