The distance d from the point (x1, y1) to the line Ax + By = C is given by the formula 
Find the exact distance from the given point to the given line.(-5, 4), 3x - 4y = 2
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (t + 7)i + (ln(cos t) - 8)j + 5k, -?/2 < t < ?.2; rectifying plane at t = 
.
A. 
(x - (1 + 7)) = 0
B. 
+ 
= 0
C. - 
+ 
= 0
D. 
- 
= 0
Mathematics
Find the acute angle A. Leave answer in decimal degrees rounded to seven decimal places, if necessary.csc A = 1.5077684
A. 48.4531810° B. 56.4463957° C. 33.5536043° D. 41.5468190°
Mathematics
Evaluate the expression.
A. 1 B. 80,640 C. 0.5 D. 40,320
Mathematics
Solve the problem.Indicate which digit in 54,972 has place value thousands.
A. 4 B. 0 C. 9 D. 7
Mathematics