Solve the compound inequality. Express the solution using interval notation. Graph the solution set.-4x < -20 and x + 4 > 5
A. (1, 5)
B. (-?, 1) ? (5, ?)
C. (5, ?)
D. ?
Answer: C
Mathematics
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Divide. Write a mixed numeral for the answer.
A. 658
B. 657
C. 4
D. 657
Mathematics
Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.4x2 = 28
A. x = 8
B. x = ± 7
C. x = 14
D. x = ±
Mathematics
Solve the equation.log2
= x
A. 
B. 
C. 
D. 
Mathematics
Subtract and, if possible, simplify.
- 
A. 
B. - 
C. - 
D. 
Mathematics