SD( X )

The random variable X has the probability density function over [0,?) .

Compute the following quantity.




0.25

Mathematics

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Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.r = 1 meter, s = 400 centimeters

A. 400 radians
B.  radians
C. 4 radians
D. 40 radians

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Write the expression in the standard form a + bi.(9 + 4i)(4 + 4i)

A. 20 - 52i B. 16i2 + 52i + 36 C. 52 - 20i D. 20 + 52i

Mathematics

Solve the equation.- x = 

A.
B.  
C.
D.

Mathematics

Simplify. Leave answer in exponential form with positive exponents only. Assume that all variables represent nonzero quantities.

A.
B. y9
C.
D.

Mathematics