Solve the equation by the method of your choice. Simplify solutions, if possible.x2 + 10x = -13
A. {-5 ± 2}
B. {2 ± 5}
C. {±2}
D. {-5 ± 2}
Answer: A
Mathematics
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Solve the system by graphing.3x+ y= 15x+ 5y= -9
A. (6, -3) B. (-6, -3) C. (4, 3) D. (6, 5)
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A. 3 ln -
+ C
B. 3 ln -
+ C
C. 4 ln -
+ C
D. 3 ln +
+ C
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Solve.A signal tower is 57 meters tall. How tall is it in feet? Round to the nearest tenth if needed.
A. 19.0 ft B. 187.0 ft C. 171 ft D. 17.4 ft
Mathematics