Find the cube of 91.
Answers
Answered by
1
Answer:
THERE IS NO CUBE OF 91
YOU CAN'T FIND IT
Answered by
2
Answer:
Step-by-step explanation:
Cube of 91
= 91 × 91 × 91
= (90+1) × (90+1) × (90+1)
= [(90^2) + (2×90×1) + (1^2)] × (90+1)
= [ 8100 + 180 + 1 ] × (90+1)
= 8281 × (90+1)
= (8281×90) + (8281×1)
= 745290 + 8281
= 753571
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