The position of a point in time ?t? is given by \[x=a+bt-c{{t}^{2}}\], \[y=at+b{{t}^{2}}\]. Its acceleration at time ?t? is [MP PET 2003]

\[2\sqrt{{{b}^{2}}+{{c}^{2}}}\]

The position of a point in time ?t? is given by \[x=a+bt-c{{t}^{2}}\],

1.	The position of a point in time ?t? is given by \[x=a+bt-c{{t}^{2}}\], \[y=at+b{{t}^{2}}\]. Its acceleration at time ?t? is [MP PET 2003]
A.	\[b-c\]
B.	\[b+c\]
C.	\[2b-2c\]
D.	\[2\sqrt{{{b}^{2}}+{{c}^{2}}}\]
Answer» E.

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The position of a point in time ?t? is given by \[x=a+bt-c{{t}^{2}}\], \[y=at+b{{t}^{2}}\]. Its acceleration at time ?t? is [MP PET 2003]

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