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Naily [24]
3 years ago
7

I want to prove that (2tanx)/(sec^2x)=sin2x.

Mathematics
1 answer:
4vir4ik [10]3 years ago
5 0

Answer:

Step-by-step explanation:

LHS = \frac{2 tan x}{Sec^{2} x}\\\\= 2tan x * \frac{1}{Sec^{2}x}\\\\= 2*\frac{Sinx }{Cos x}*Cos^{2}x\\\\= 2Sin x *Cos x\\= Sin 2x

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Answer:

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3 years ago
For each random variable defined here, describe the set of possible values for the variable, and state whether the variable is d
Alona [7]

Answer:

X is a discrete random variable.

X can take values from 0 to 12:

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Step-by-step explanation:

(a) X = the number of unbroken eggs in a randomly chosen standard egg carton

X is a discrete random variable.

The minimum amount of eggs broken is 0 and the maximum amount of eggs broken is 12 (assuming a dozen egg carton).

Then, X can take values from 0 to 12:

X\in[0,1,2,3,4,5,6,7,8,9,10,11,12]

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5 0
3 years ago
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Answer:

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Step-by-step explanation:

5 0
3 years ago
A dime is 1 of a dollar.
Alexxandr [17]

Answer:

A. 10 dimes

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8 0
3 years ago
Read 2 more answers
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Answer:

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