Is it equally likely to pick one red block, three blue blocks, or one green block
1 answer:
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Answer:
Step-by-step explanation:
We need to evaluate
(5+6i)(5+6i) = (25 + 36i² + 60i) = (25 - 36 + 60i) = -11 + 60i
=
Now we rationalize the denominator.
Now, multiplying both the numerator and denominator by (6-i)
=
Formula used:
(a+b)² = a² + b² + 2ab
i² = -1