
Grade 11General Physics
the position of an object is given by
Y= t^3- 6t^2+9t+5
Find the distance covered in 5 secs
the position of an object is given by
Y= t^3- 6t^2+9t+5
Find the distance covered in 5 secs

In viewing through a magnifying glass, one usually positions one's eyes very close to the lens. Does angular magnification change if the eye is moved back?
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