Solve the equation. Express radicals in simplest form.x2 = 25
A. 12.5
B. ±5
C. ±6
D. 5
Answer: B
Mathematics
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Solve the problem.Find the equation of the plane through the point P(-6, 5, 7) and perpendicular to the line 
A. 3x + 4y - z = 5 B. 3x + 4y - z = 14 C. 3x + 4y + z = -5 D. 3x + 4y - z = -5
Mathematics
Divide, if possible. If not possible, write "not defined."
A. 35 B. 163 C. 0 D. Not defined
Mathematics
Write the expression in the standard form a + bi.(9 + 6i) - (-3 + i)
A. 12 - 5i B. -12 - 5i C. 12 + 5i D. 6 + 7i
Mathematics
Solve.One conveyor belt can move 1000 boxes in 8 minutes. Another can move 1000 boxes in 10 minutes. If another conveyor belt is added and all three are used, the boxes are moved in 3 minutes. How long would it take the third conveyor belt alone to do the same job?
A. 
minute
B. 9
minutes
C. 1
minutes
D. 
minute
Mathematics