Solve the equation.
= 3
A. 
B. ?
C. {9}
D. {3}
Answer: D
Mathematics
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Write the inequality in interval notation.x ? -2
A. [-2, ?) B. (-2, ?) C. (-?, -2) D. (-?, -2]
Mathematics
Use Gaussian elimination to solve the system of equations (if possible).
a. (–9, –3, 8)
b. (–9, –3, –8)
c. (9, –3, 8)
d. (9, –3, –8)
Mathematics
Evaluate the expression for other given values of the variables.24 - z2 for z = -4
A. 192 B. 8 C. 32 D. 40
Mathematics
Factor the polynomial.10z2 + 11z - 6
A. (2z - 3)(5z + 2) B. (10z + 3)(z - 2) C. (2z + 3)(5z - 2) D. prime
Mathematics