At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested.5x2y - ? cos y = 6?, tangent at (1, ?)
A. y = - 
x + 
B. y = -2?x + ?
C. y = -2?x + 3?
D. y = ?x
Answer: C
Mathematics
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Write the slope-intercept form of the equation for the line passing through the given pair of points.
and 
A. y = 
x - 
B. y = 
x + 
C. y = 3x + 11
D. y = 
x
Mathematics
Complete the square and write the equation in standard form. Then give the center and radius of the circle.8x2 + 8y2 = 64
A. x2 + y2 = 64
(0, 0), r = 8
B. x2 + y2 = 8
(0, 0), r = 2
C. x2 + y2 = 8
(0, 0), r = 8
D. (x - 8)2 +(y - 8)2 = 8
(8, 8), r = 2
Mathematics
Find the perimeter or area of the figure as indicated.Find the perimeter of the trapezoid.
A. 41y m B. 250y m C. 31y m D. 76y m
Mathematics
Let n(A ? B) = 50, n(?) = 20, n(?) = 45, and U = A ? B.Find n(A' ? B').
Fill in the blank(s) with the appropriate word(s).
Mathematics