Q83 / 160 · AP EAMCET 2021 (25 Aug Shift 1) · Mathematics

If a point $(a, a)$ falls between the lines $|x+y|=4$, then

  • Correct answer
    A
    $|a|=2$
  • B
    $|a|=3$
  • C
    $|a| < 2$
  • D
    $|a| < 3$

Solution

Given line, $|x+y|=4$ $(a, a)$ fall on the line $$ \begin{array}{r} |a+a|=4 \\ |2 a|=4 \\ |a|=2 \end{array} $$

Hence, the correct answer is option: 'A'.

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