Solve the quadratic inequality by sketching the graph of the corresponding quadratic function.x2 + 4x - 32 > 0
A. Solution: (-?, -8) ? (4, ?)
B. Solution: ?
C. Solution: (-8, 4)
D. Solution: (-?, -8] ? [4, ?)
Answer: A
Mathematics
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Solve the problem.Find the centroid of the region cut from the first quadrant by the line 
.
A. 
= 
, 
= 
B. 
= 6, 
= 6
C. 
= 
, 
= 
D. 
= 3, 
= 3
Mathematics
Write the inequality in interval notation.x > 4 or x < 4
A. (4) B. (4,?) C. (-?, 4) ? (4,?) D. (-?,4)
Mathematics
Subtract the integers.-17 - (65)
A. -72 B. -81 C. -83 D. -82
Mathematics
Construct a truth table to decide if the two statements are equivalent.~(~q); q
A. True B. False
Mathematics