If x^2 + xy = 20 and dx/dt = -4 when x = -5 and y = 1, what is dy/dt
1 answer:
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Use pythagorena theorme
D=
NOTE: x1 and x2 means the first x and second x, not x^1 and x^2
points given are
(1,1)
(5,6)
x1=1
y1=1
x2=5
y2=6
D=
D=
D=
D=
6.403
answer is B
D=
NOTE: x1 and x2 means the first x and second x, not x^1 and x^2
points given are
(1,1)
(5,6)
x1=1
y1=1
x2=5
y2=6
D=
D=
D=
D=
6.403
answer is B
