Find the domain of the logarithmic function.f(x) = log (x2 - 13x + 36)
A. (-?, -4)
B. (-?, 4) ? (9, ?)
C. (9, ?)
D. (-4, 9)
Answer: B
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Solve the problem. Round results to an appropriate number of significant digits.From a boat on the lake, the angle of elevation to the top of a cliff is 16°56'. If the base of the cliff is 1206 ft from the boat, how high is the cliff (to the nearest foot)?
A. 367 ft B. 377 ft C. 380 ft D. 370 ft
Verify the identity.(sec ? + tan ?)2 = 
What will be an ideal response?
Solve the problem.Suppose that the total annual consumption of salmon in a certain country is given by 
and that the total annual consumption of tuna in this country is given by 
, where consumption is measured in millions of pounds and x is the number of years since 2010. When consumption of salmon reaches consumption of tuna, what is the annual consumption of salmon?
A. 894.89 million pounds B. 890.42 million pounds C. 897.87 million pounds D. 893.4 million pounds
Graph the linear equation by finding its intercepts.6x + 18y = 18
A. 
B. 
C. 
D. 