Perform the indicated operations. Simplify the result.
+ 
A. x - 6
B. x + 3
C. x - 3
D.
Answer: C
Mathematics
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Sketch the surface z = f(x,y).f(x, y) = x2
A.
B.
C.
D.
Mathematics
Change the improper fraction to a whole or mixed number.
A. 3
B. 2
C. 2
D. 1
Mathematics
Find the requested value of the variable.x varies inversely as y2. If x = 4 when y = 30, find x when y = 6.
A. x = 80 B. x = 144 C. x = 5 D. x = 100
Mathematics
Solve the system of equations by finding the reduced row echelon form for the augmented matrix. x - y + 4z = 135x+ z= 3 x + 4y + z = -1
A. (3, 0, -1) B. (3, -1, 0) C. (0, -1, 3) D. No solution
Mathematics