Find the work done by F over the curve in the direction of increasing t.F = -4yi + 4xj + 2z6k; C: r(t) = cos ti + sin tj, 0 ? t ? 7
A. W = 98
B. W = 56
C. W = 28
D. W = 0
Answer: C
Mathematics
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Use the given conditions to write an equation for the line in slope-intercept form.Passing through (-2, -5) and (-6, -6)
A. y = 
x - 
B. y = - 
x - 
C. y = mx - 
D. y + 5 = 
(x + 2)
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Add. Do not use a number line except as a check.-21 + (-25) + (-24) + (-5)
A. -75 B. -33 C. 15 D. 17
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Convert the angle in radians to degrees. Express the answer in decimal form, rounded to two decimal places.6.46
A. 0.22° B. 370.13° C. 369.26° D. 0.11°
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Find the area of the shaded square. 
(10x - 6) feet
A. (100x2 - 120x - 36) sq ft B. (100x2 + 120x - 36) sq ft C. (100x2 + 120x + 36) sq ft D. (100x2 - 120x + 36) sq ft
Mathematics