Establish the identity. -   = cos u - sin u

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 -   =  -   =  -  =  =  = cos u - sin u

Mathematics

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Find the distance from (-10,2,-8) to the xy-planes.

a. 8 b. 16 c. 10 d. 2 e. 4

Mathematics

Determine whether the given ordered pair satisfies the inequality.x - y ? 4:(1, -5)

A. Yes B. No

Mathematics

Write the series using summation notation.1 +  +  +  + 

A. )
B.
C. )
D. )

Mathematics

Write an argument consisting of at least four statements which has as its conclusion:“If the sun shines, then the street will be wet.”

What will be an ideal response?

Mathematics