Determine if the given ordered triple is a solution of the system.2x + 4y + z = -122x - 5y - z = -72x + y + 4z = -3(2, -1, -5)
A. Yes
B. No
Answer: B
Mathematics
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Determine whether the given value is a solution of the equation.8x + 7x = 90; 6
A. A solution B. Not a solution
Mathematics
Translate the argument into symbolic form. Then use a truth table to determine whether the argument is valid or invalid. (Ignore differences in past, present, and future tense.)If this is Germany or Austria, then the signs are in German.
? This is Germany or Austria.
What will be an ideal response?
Mathematics
Graph the polar equation.r = 4(1 -sin ?)
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response. Find the volume of a frustrum of a pyramid with a square bottom base with side = 6 m and a square top base with side = 3 m and a height of 10 m.
A. 210 sq. m B. 90 sq. m C. 150 sq. m D. 60 sq. m
Mathematics