Solve.Use the following graph to solve x2 + 2x - 3 = 0.y = x2 + 2x - 3
A. -3, -1
B. 3, 1
C. -3, 1
D. -1, 3
Answer: C
Mathematics
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Solve the equation by completing the square.x2 + 4x - 7 = 0
A. {-2 - 
, -2 + 
}
B. {-2 - 1
, -2 + 1
}
C. {-1 - 
, -1 + 
}
D. {2 + 
}
Mathematics
Add or subtract. Simplify your answer to lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A tree 540 m away subtends an angle of 5°. Use the arc length formula to approximate the height of the tree.
A. 44 m B. 94 m C. 97 m D. 47 m
Mathematics
Find the value of the determinant.
A. -4 B. 44 C. -44 D. 4
Mathematics