Find the derivative of y with respect to x, t, or ?, as appropriate.y = 8e?(sin ? - cos ?)

A. 0
B. 16e?(sin ? - cos ?)
C. 8e?(sin ? - cos ?) + 8e?
D. 16e? sin ?


Answer: D

Mathematics

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Rationalize the denominator.

A.
B.
C. 11xy
D.

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Determine analytically (without using a graph) whether the function is one-to-one.f(x) = -8x + 5

A. one-to-one B. not one-to-one

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Determine whether the lines are parallel, perpendicular, or neither.f(x) = -2x - 7g(x) = 2x + 4

A. neither B. perpendicular C. parallel

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Use the vectors , and 

class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_097ebddd05ef41dab1b876a69" /> to find the indicated quantity. State
whether the result is a vector or a scalar.
?

?

A. -96; scalar
B. ; vector
C. ; vector
D. ; vector
E. ; vector

Mathematics