Find the product.(m + n)(m - n)
A. m2 - 2mn - n2
B. m2 + n2
C. m2 - mn + n2
D. m2 - n2
Answer: D
Mathematics
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Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = et, y = e-t; -? < t < ?
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Mathematics
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Mathematics
Provide an appropriate response.Use Gauss-Jordan elimination, without introducing fractions, to find the inverse of 
.
What will be an ideal response?
Mathematics