Solve the radical equation.
+ 1 = 
A. {100}
B. {5}
C. {25}
D. ?
Answer: C
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Solve the linear inequality. Express the solution using set-builder notation and interval notation. Graph the solution set. -
x < -2
A. ;
B. ;
C. ;
D. ;
At the given point, find the line that is normal to the curve at the given point.2x2y - ? cos y = 3?, normal at (1, ?)
A. y = x -
+ ?
B. y = -2?x + 3?
C. y = x -
+ ?
D. y = - x +
+ ?
Find both the parametric and the vector equation of the line.The line through (0, 1, 0) in the direction of the vector v = (3, 0, -1)
A. x = 3, y = t, z = -1; r = (3, 0, -1) + t(0, 1, 0) B. x = 3, y = t, z = -1; r = (0, 1, 0) + t(3, 0, -1) C. x = 3t, y = 1, z = -t; r = (0, 1, 0) + t(3, 0, -1) D. x = 3t, y = 1, z = -t; r = (3, 0, -1) + t(0, 1, 0)
Convert. When necessary, round the answer to two decimal places.204 inches to feet
A. 68 B. 612 C. 1.42 D. 17