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Integers — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSIntegers1 Mark
MCQ
$(-1) \times (-1) \times (-1) \times (-1) \times .......... 500$ times =
  • A
    $-1$
  • ✓
    $1$
  • C
    $500$
  • D
    $-500$
✓

Answer

Correct option: B.
$1$
The number of integers in the given product is even.
$\therefore$ $(-1) \times (-1) \times (-1) \times (-1) \times ........ 500$ times
$= 1 \times 1 \times 1 \times 1 \times ..... 500$ times
$= 1$

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