3 years ago

Plz help me with these two problems I’m having such trouble

Mathematics

1 answer:

allochka39001 [22]3 years ago

7 0

Sorry, I can't help

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In a certain math class, it is known that 18 students LOVE math review, and 5 students dislike math review. The teacher randomly

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The probability that the first random choice will be a matho-file and not a -phobe is 18/23. The probability of the second one is 17/22, and for the third one it's 16/21. The probability of all 3 is 4,896/10,626 = (18x17x16)/(23x22x21). That's 46.1% (rounded).

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2 years ago

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Please hurry simplify the problem a i b 5i c -i

KIM [24]

Answer:

$\frac{90}{5} i$