Simply the expression below
(10-3i)(2-5i)
2 answers:
Answer:
7i and 3i
hope this helps <33
Answer:
Step-by-step explanation:
Use foil method
(10 - 3i) (2 -5i) = 10*2 + 10*(-5i) + (-3i)*2 + (-3i)*(-5i)
= 20 - 50i -6i + 15i²
= 20 - 50i - 6i + 15*(-1) {i² = -1}
= 20 - 50i - 6i - 15
= 20 - 15 - 50i - 6i
= 5 - 56i
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