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Maths CBSE Live product
Class 10
Arithmetic progression
Annual Revision I - Arithmetic Progression
4.
PYQ - Verify the following
Question:
3
m.
Show that
\((s – t)^2, (s^2 + t^2)\) and \((s + t)^2\) are in
Arithemtic Progression
?
Ans
:
\(a_2 - a_1=\)
\(a_3 - a_2=\)
\(a_{2} – a_{1}\)
\(\neq\)
\(=\)
\(a_{3} – a_{2}\)
Therefore, \((s – t)^2, (s^2 + t^2)\) and \((s + t)^2\) are
not in A.P.
in A.P.
Answer variants:
\(s-t\)
\(2st\)
\(s+t\)
\(st\)
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