Find 
by direct substitution.
A. 
B. 
C. 
D. 1
E. 
Answer: E
Mathematics
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Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (1, -1) for -6xy2 - 4x2y - 7x = 0.
A. - 
B. - 
C. 
D. 
Mathematics
Perform the matrix operation.Given A = 
and B = 
, find AB.
A. 
B. 
C. 
D. 
Mathematics
The diagonals of a square are _______________ and _______________.
What will be an ideal response?
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = - 
, x ? 0
A. f-1(x) = 
B. f-1(x) = - 
C. f-1(x) = - 
D. f-1(x) = -9x
Mathematics