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Qn #1958
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A line $L$ has intercepts $a$ and $b$ on the coordinate axes. When the axes are rotated through a given angle, keeping the origin fixed, the same line has intercepts $p$ and $q$. Which of the following is true?
A.
$a^2+b^2=p^2+q^2$
B.
$\dfrac{1}{a^2}+\dfrac{1}{b^2}=\dfrac{1}{p^2}+\dfrac{1}{q^2}$
C.
$a^2+p^2=b^2+q^2$
D.
$\dfrac{1}{a^2}+\dfrac{1}{q^2}=\dfrac{1}{b^2}+\dfrac{1}{q^2}$
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❓ Question: A line $L$ has intercepts $a$ and $b$ on the coord... | TANCET Group Studies | Tancet Group Studies