Determine the intervals on which the following polynomial is entirely negative and those on which it is entirely positive. -x 2 - 2x + 3
A) entirely negative: 
entirely positive: 
B) entirely negative: 
entirely positive: 
C) entirely negative: 
entirely positive: 
D) entirely negative: 
entirely positive: 
E) entirely negative: 
entirely positive: 
C) entirely negative: entirely positive:
Mathematics
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Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 - y2 = 14x2 + 2y2 = 14
A. (
, 4), (
, -4), (-
, 4), (-
, -4)
B. (
, 2), (
, -2), (-
, 2), (-
, -2)
C. (
, 2), (
, -2), (-
, 2), (-
, -2)
D. no real solution
Mathematics
Integrate using any method.
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.5x2 + x - 2 = 0
A. 
B. 
C. 
D. no real solution
Mathematics
Multiply and simplify.
A. 
B. 
C. 
D. 
Mathematics