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In: Math

1. write the equations of a line through the point (0, 2, -5) and perpendicular to...

1. write the equations of a line through the point (0, 2, -5) and perpendicular to the plane -2x+3y+4z = 18. Use either parametric or symmetric form.

2. Find the acute angle between the planes 2x+4y-z = 12 and x-6y+5z= 20.

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