Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, 
), on the circle 
, also lies on the terminal side of an angle ? in standard position. The point 
, on the circle 
, also lies on the terminal side of an angle ? in quadrant IV. f(? + ?)
A. 
B. 
C. 
D. 
Answer: B
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Determine if the given polar coordinates represent the same point.(3, ?/4), (-3, ?/4)
A. Yes B. No
Solve the problem.Eye color (brown or blue) of a child is determined by which of two alleles (B for the dominant brown allele or b for the recessive blue allele) the child receives from each of its parents. A person is considered heterozygous for a trait if their two alleles are different than each other. If two heterozygous parents (Bb) have children, we expect 1 out of every 4 of those children to have blue eyes. How many blue-eyed children would we expect out of 860 children born to two heterozygous parents?
A. 172 blue-eyed children B. 645 blue-eyed children C. 430 blue-eyed children D. 215 blue-eyed children
Solve the problem. Use a fraction for the rate and round dollar amounts to the nearest cent.Jane Frankis is depreciating a train engine purchased for $25,000. The scrap value is estimated to be $5000. She will use double-declining-balance and depreciate over 30 years. What is the first year's depreciation?
A. $1333.33 B. $833.33 C. $666.67 D. $1666.67
Provide an appropriate response.Multiply two fractions by 
the numerators and 
the denominators.
A. multiplying; canceling B. adding; multiplying C. multiplying; multiplying D. multiplying; adding