MCQ
Simplify: $(-1)^19 + (-1)^{20} + (2)^5$
- A$34$
- ✓$32$
- C$30$
- D$0$
✓
Answer
Correct option: B.
$32$
$(-1)^{19} + (-1)^{20} + (2)^5$
$= (-1) + (1) + 2 × 2 × 2 × 2 × 2$
$= 32$
$= (-1) + (1) + 2 × 2 × 2 × 2 × 2$
$= 32$
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