Perform the indicated operation. Round your answer to the nearest hundredth, if necessary.
A. -1.17
B. -0.02
C. -11.7
D. -40
Answer: D
Mathematics
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Evaluate the factorial expression.
A. 1 B. 800 C. 639,200 D. 799
Mathematics
Write the number in scientific notation.The treasurer's records showed a debt of $8375.
A. $8.375 × 103 B. $8.375 × 101 C. $8.375 × 10-3 D. $8.375 × 104
Mathematics
A 25-ft ladder leaning against a wall begins to slide. How fast is the top of the ladder sliding down the wall at the instant of time when the bottom of the ladder is 15 ft from the wall and sliding away from the wall at the rate of 6 ft/sec?
?
Hint: Refer to the accompanying figure. By the Pythagorean theorem, 
. Find 
when 
and 
.
?
?
a = 25; b = 6
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What will be an ideal response?
Mathematics
Find the slope of the line.
A. 1 B. 6 C. -1 D. -6
Mathematics