Solve the equation. Express radicals in simplest form.
x2 + 
x - 
= 0
A. 
B. {-1}
C. 
D. ?
Answer: C
Mathematics
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Identify the digit with the given place value.326.265 thousandths
A. 0.005 B. 2 C. 5 D. 300
Mathematics
Find the area.
A. 188 cm2 B. 184 cm2 C. 54 cm2 D. 192 cm2
Mathematics
Determine whether the Law of Sines or the Law of Cosines should be used to begin to solve the given triangle. Do not solve the triangle. 
A. Law of Cosines B. Law of Sines
Mathematics
Use properties of determinants to find the value of the second determinant, if the value of the first is known.
= -56
= ?
A. 168 B. -56 C. -168 D. 56
Mathematics