Write the following in terms of cos ? only.
?
sin ?

What will be an ideal response?


Mathematics

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Solve the given differential equation. + 49y = cos 7x

A. y = c1 sin 7x + c2 cos 7x + x cos 7x
B. y = c1 sin 7x + c2 cos 7x - x sin 7x
C. y = c1 sin 7x + c2 cos 7x + x sin 7x
D. y = c1 sin 7x + c2 cos 7x + x sin 7x + x cos 7x

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Mathematics

Find the slope of the line tangent to the curve at the given value of x.y = 6 - 4x2; x = 1

A. 8 B. -8 C. 14 D. -2

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Mathematics

Find the center of the hyperbola.y2 - x2 - 10x = 26

A. (-5, 1) B. (-5, 0) C. (0, -5) D. (5, 0)

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Mathematics

Find the domain and the range for the function.

A. D: , R: 
B. D: All real numbers, R: All real numbers
C. D: , R: 
D. D: , R: 

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Mathematics