Provide an appropriate response.Write the set x ? 3 using interval notation.
A. (-?, 3]
B. (3, ?)
C. (-?, 3)
D. [3, ?
Answer: A
Mathematics
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Solve.x3 + 10x2 + 23x ? 0
A. (-?, -5 - 
] ? [0, ? ]
B. (-?, -5 - 
] ? [-5 + 
, ?)
C. [-5 - 
, -5 + 
] ? [0, ?)
D. [-5 - 
, ?)
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Find the measure of the indicated angle. Figure is not drawn to scale.
A. 25° B. 50° C. 65° D. 115°
Mathematics
Find the average value of the function f over the region R.f(x, y) = 
R: 1 ? x ? 7, 1 ? y ? 7
A. 
B. 
C. 
2
D. 
2
Mathematics
Multiply the monomials.10x5 ? 5x4
A. 50x20 B. 50x9 C. 100x9 D. 15x9
Mathematics