Convert the given polar coordinates of the point to rectangular coordinates.
A. (5, 0)
B. (0, 5)
C. (0, -5)
D. (-5, 0)
Answer: C
Mathematics
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How many different 7-number combinations are there in a lock with 21 numbers? ?
A.
B.
116,280
C.
D.
21(20)(19)(18)(17)
E.
?None of the above.
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Solve the problem.At about what velocity do you enter the water is you jump from a 15 meter cliff? (Use g = 9.8 m/sec2.)
A. 17 m/sec B. 2 m/sec C. -8.5 m/sec D. -17 m/sec
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Find the inverse of the matrix by using a graphing calculator.
A. 
B. 
C. 
D. 
E.
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Solve the problem.A famous golfer tees off on a long, straight 454 yard par 4 and slices his drive 11° to the right of the line from tee to the hole. If the drive went 271 yards, how many yards will the golfer's second shot have to be to reach the hole?
A. 721.9 yd B. 632.7 yd C. 195 yd D. 398.5 yd
Mathematics