Find any relative extrema.f(x, y) = x2 - y2
A. f(0, 0) = 0, relative maximum
B. f(1, 1) = 0, relative maximum
C. No relative extrema
D. f(0, 0) = 0, relative minimum
Answer: C
Mathematics
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Use the appropriate addition formula to find the exact value of the expression.tan 
A. 2 + 
B. 2 - 
C. 
D. 
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Find the indicated angle.Find the complement of 96°.
A. 84° B. 6° C. 96° D. not possible
Mathematics
Solve the problem.A child's dose of medicine is 
of a pre-measured dose cup. If the bottle of medicine is the size of 9 dose cups, how many children's doses are there in the bottle?
A. 1
dose(s)
B. 9
doses
C. 54 doses
D. 15 doses
Mathematics
Solve. Use the principle of square roots.2z2 + 2 = 340
A. 13 B. ±14 C. 170 D. ±13
Mathematics