The height (in feet) of a certain kind of tree is approximated by 
where t is the age of the tree in years. Estimate the age of an 75-ft tree. Please round the answer to two decimal places.
?
A. 
yr
B. 
yr
C. 
yr
D. 
yr
E. 
yr
Answer: E
Mathematics
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Find the area of the shaded region.
A. 
B. 
C. 
D. 
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Use the Pythagorean Theorem to find the missing length in the right triangle. Use a calculator to find square roots, rounding, if necessary, to the nearest tenth.
A. 596 cm B. 298 cm C. 17 cm D. 24.4 cm
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Perform the indicated operations.-18 + 
A. 4 B. -4 C. -28 D. 28
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Plot the given point in a rectangular coordinate system.(6, -4)
A. 
B. 
C. 
D. 
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