Write a statement that represents the relationship between the following.A = {b, f, n, t, e, r} and r
A. r ? A
B. r ? A
C. r ? A
D. r = A
Answer: C
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (1, 3, 1) for 
+ 
+ 
= 0.
A. 36
B. - 36
C. 
D. - 
Mathematics
Perform the indicated operations and simplify the result so there are no quotients.
A. 0 B. 1 - sin ? C. 1 D. - sec2?
Mathematics
Determine the place value of the digit 3 in the whole number.1392
A. Ones B. Thousands C. Hundreds D. Tens
Mathematics
Write an equation in standard form for a line passing through the pair of points.(-2, -4) and (1, 7)
A. 11x - 3y = -10 B. -11x - 3y = -10 C. 2x - 6y = -44 D. -2x + 6y = -44
Mathematics