Write the equation for the line in the standard form.Containing (2, -2) and perpendicular to the graph of x = 4

A. y = 2
B. x = -2
C. x = 2
D. y = -2

Answer: D

Mathematics

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Express the relationship between a small change in x and the corresponding change in y in the form .y = 4 cot  

A. dy = -4x3 csc  dx
B. dy = -4x4 csc2  dx
C. dy = 4x3 csc2  dx
D. dy = -4x3 csc2  dx

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Mathematics

Factor.m2 + 2mn + n2

A. (m + n)(m - n) B. (m - n)2 C. (m + n)2 D. Not possible

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Mathematics

Translate the phrase into a mathematical expression and then evaluate it.Forty divided by the quantity five minus three

A. ; 5
B. ; 20
C.  - 3; 5
D.  + 3; 11

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Mathematics

Solve the problem.Find the equation of a circle in standard form that is tangent to the line x = -3 at (-3, 5) and also tangent to the line x = 9.

A. (x - 3)2 + (y - 5)2 = 36 B. (x - 3)2 + (y + 5)2 = 36 C. (x + 3)2 + (y + 5)2 = 36 D. (x + 3)2 + (y - 5)2 = 36

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Mathematics