Simplify.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the equation.
= 
+ 
A. 
B. {0}
C. 
D. 
Mathematics
Show by substitution whether the number r is a solution of the corresponding quadratic equation.4x2 + 7x - 2 = 0; r = - 
A. Yes B. No
Mathematics
Indicate whether the rational expressions are equivalent.
and - 
A. The expressions are not equivalent. B. The expressions are equivalent.
Mathematics
Calculate.
A. 84.86 B. 9.53 C. 46.29 D. 65.57
Mathematics