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konstantin123 [22]
3 years ago
5

Cotx + tanx=2cosecx​

Mathematics
1 answer:
Sophie [7]3 years ago
3 0

Answer:

sinx/cosx+cosx/sinx

sin^2+cos^2/cosx.sinx

1/(2sinx.cosx/2)

2/sin2x

2cosecx

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A physician orders penicillin 525,000 units q4h for a child who weighs 55 lbs. The recommended dosage is 100,000 250,000 units/k
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b. Minimum daily dosage is 100,000 units /kg

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