Perform the indicated operation. Simplify, if possible. +  - 

A.
B.  
C.  
D.  


Answer: C

Mathematics

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Determine the value of x or ? as requested. Round results to an appropriate number of significant digits.Determine the value of ?.

A. 1.40° B. 42.9° C. 0.700° D. 47.1°

Mathematics

Solve the system.  x - y + 2z = -3-4x + 4y - 8z = -3  x + 3y + z = 6

A. (0, 3, -3) B. (-3, 3, 0) C. (-3, 0, 3) D. No solution

Mathematics

Find an algebraic expression equivalent to the given expression.tan (arcsec u)

A.
B.
C.
D.

Mathematics

Solve the inequality. < 1

A. (-8, ?) B. (-8, 5) C. (-?, -8) or (5, ?) D. (-?, -8)

Mathematics