Provide an appropriate response.Mark's teacher asked him to solve the following problem: "One leg of a right triangle is 7 m longer than the other. The length of the hypotenuse is 13 m. Find the lengths of the legs." Mark translated the problem into the following equation: 
. Why is this equation not correct and what would the correct equation be?
What will be an ideal response?
If the length of the shorter leg is x then the length of the other leg is 
. Substituting into the Pythagorean theorem 
gives 
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = ln 
A. fx(x, y) = - 
; fy(x, y) = 
B. fx(x, y) = 
; fy(x, y) = 
C. fx(x, y) = -ln 
; fy(x, y) = ln 
D. fx(x, y) = -ln
; fy(x, y) = ln 
Mathematics
Convert as indicated.62 kg to pounds
A. 65.7 lb B. 137.8 lb C. 27.9 lb D. 157.5 lb
Mathematics
Convert the measurement as indicated.7 qt to cups
A. 1
c
B. 28 c
C. 112 c
D. 56 c
Mathematics
Evaluate the expression for the given replacement values.x - y
for x = -12, y = -9
A. -3 B. 21 C. -21 D. 3
Mathematics