Decide whether or not the ordered pair satisfies the system of linear equations.(3, -1);
A. Yes
B. No
Answer: A
Mathematics
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Find the product.(2z2 - 5z - 1)(z2 + 5z - 4)
A. 2z4 + 10z3 - 33z2 + 15z + 4 B. 2z4 + 5z3 - 34z2 + 15z + 4 C. 2z4 + 5z3 - 33z2 + 15z + 4 D. 2z4 + 10z3 - 34z2 + 15z + 4
Mathematics
Use the information given in the table to solve the problem.The table gives the Consumer Price Index for selected years.
Use the concept of an average or mean to estimate the CPI in 1965.
A. 50.2 B. 54.9 C. 51.8 D. 52.5
Mathematics
Estimate the value as a whole number or as a mixed numeral where the fractional part is 
.47
÷ 8
A. 5
B. 6
C. 5
D. 6
Mathematics
Find the inverse of the invertible matrix.
A. 
B. 
C. 
D. 
Mathematics