Solve the system of equations by substitution. x + 9y = 97x - 3y = -3
A. (0, 0)
B. (1, 1)
C. (0, 1)
D. (1, 0)
Answer: C
Mathematics
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Find the limit.
sec 
A. 0
B. - 
C. 1
D. -1
Mathematics
Use reduction formulas to evaluate the integral.
A. - 
sin 4x cos3 4x + 
+ 
sin 8x + C
B. - 
sin 4x cos3 4x + 
+ 
sin 8x + C
C. - 
sin 4x cos2 4x + 
+ 
sin 8x + C
D. - 
sin 4x cos3 4x + 
+ 
cos 8x + C
Mathematics
Divide. Write a mixed numeral for the answer.49 ÷ 1
A. 35
B. 33
C. 36
D. 34
Mathematics
Solve.Amanda has 
in her checking account. She makes deposits of 
and
She writes checks for 
, 
, and 
Estimate the new
balance in her checking account. A. $1515 B. $1514 C. $1509 D. $1521
Mathematics