Use the commutative or the associative property to complete the statement. State which property is used.7 + (2 + 6) = (7 + 
)+ 6
A. -2; commutative property
B. 2; commutative property
C. 2; associative property
D. -2; associative property
Answer: C
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 8
on [-3, 3] divided into 4 subintervals
A. 18
B. 
C. 48
D. 12
Solve the problem.The equation for a hospital's blood supply is 7p2 + q2 = 1300, where p is the number of pints of blood the hospital can supply and q is the number of pints of blood demanded. Find 
.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve the problem.How much money should you invest now to have $5000 in 12 years if you invest the money at a rate of 1.4%, compounded semiannually?
A. $2500.00 B. $4229.24 C. $4598.50 D. $3577.30
Divide using synthetic division.
A. x2 + 4x + 16 B. x2 - 4x + 16 C. x2 + 4x - 16 D. x2 + 16