Solve the problem.Find a formula for the distance from the point P(x, y, z) to the x-axis.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine if the system has no solution or infinitely many solutions. If the system has infinitely many solutions, describe the solution with the equation of a plane or an ordered triple in terms of one variable.
A. 
B. 
C. 
D. no solution
Mathematics
Solve the differential equation.3y" + 29y' + 40y = 0
A. y = c1e-8x + c2e-5x/3 B. y = c1e8x + c2e5x/3 C. y = c1e-8x + c2e5x/3 D. y = c1e-8x + c2e-5x
Mathematics
Find the indicated partial sum for the sequence.-1, 1, -1, 1, . . .; S7
A. - 1 B. 1 C. -2 D. 0
Mathematics
Use the distributive property to multiply. Then, if possible, simplify the resulting expression.
(8 + 
)
A. 8
+ 2
B. 8
+ 2
C. 10
D. 8
+ 
Mathematics