Use the given information to find the exact value of the expression.sin ? = 
, ? lies in quadrant II, and cos ? = 
, ? lies in quadrant I
Find sin (? - ?).
A. 
B. 
C. - 
D. 
Answer: B
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Write in expanded notation.Christopher withdraws $294 from his account. He requests the minimum number of bills in one-, ten-, and hundred-dollar bills. Describe the quantity of each denomination of bills the teller must give Christopher.
A. 10 twenty-dollar bills, 9 ten-dollar bills, 4 one-dollar bills B. 9 hundred-dollar bills, 2 ten-dollar bills, 4 one-dollar bills C. 4 fifty-dollar bills, 9 ten-dollar bills, 4 one-dollar bills D. 2 hundred-dollar bills, 9 ten-dollar bills, 4 one-dollar bills
Round off the approximate number as indicated.2090 2 significant digits
A. 2100 B. 2200 C. 290 D. 2000
Solve the system by graphing. Check the coordinates of the intersection point in both equations.
A. {(5, 2)} B. {(-5, 2)} C. {(x, y) ? 2x + y = -8} D. ?
Combine, if possible.3
+ 5
A. 24
B. 8
C. 8(8x - 4)
D. 8