Find the domain of the expression.
A. {
a ? -2}
B. (-?, ?)
C. {
a ? 2}
D. {
a ? 7}
Answer: C
Mathematics
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For each right triangle, find the missing quantity.Find b. Round to the nearest tenth, if necessary.
c = 8 mA = 54°
A. b = 6.5 m B. b = 11 m C. b = 4.7 m D. b = 36 m
Mathematics
Solve the problem. Round to the nearest cent.The unpaid balance in an account on November 1 was $108. A payment of $35 was made on November 11. The finance charge rate was 1.75% per month of the average daily balance. Find the finance charge for the month of November.
A. $1.28 B. $3.17 C. $1.50 D. $1.48
Mathematics
Factor by grouping.2a3 - 2a2 + 14a - 14
A. 2(a + 1)(a2 - 7) B. 2(a - 1)(a2 + 7) C. (2a - 1)(a2 + 7) D. 2(a2 - 1)(a + 7)
Mathematics
Graph the function.f(x) = log (x - 4)
A. 
B. 
C. 
D. 
Mathematics