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. no solution
B. (-1, -5, 2)
C. (-1, 2, -5)
D. (2, -5, -1)
Answer: A
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Simplify the expression.
A. -1 B. -m C. 1 D. can't simplify
Solve the problem.An electrical circuit contains three resistors connected in parallel. If the resistance of each is R1, R2, and R3 ohms, respectively, their combined resistance R is given by the formula Express R as a rational expression.
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Simplify the exponential expression.(x-1y4)-2
A.
B.
C.
D.