Factorial

Algebra Level 2

$\large 1!\times 2! \times 3! \times 4!=?$

2^4 \times 3^2

2^5 \times 3^3

2^4 \times 3^3

2^5 \times 3^2

2 solutions

ابراهيم فقرا
Dec 25, 2018

$1!=1$

$2!=2$

$3!=6=3*2$

$4!=24=8*3=2^3*3$

$1!*2!*3!*4!=(1)*(2)*(2*3)*(2^3*3)=2^5*3^2$

Should use \times $\times$ or \cdot $\cdot$ for multiplication sign. Asterisk * is used in computer sign for convenience because there is no $\times$ on the keyboard.

Chew-Seong Cheong - 2 years, 5 months ago

Thanks dear ;)

ابراهيم فقرا - 2 years, 5 months ago

I did something like that, only to end with a math error.

Deva Craig - 2 years, 5 months ago

Jaywon Han
Dec 28, 2018

1×(1×2)×(1×2×3)×(1×2×3×4)= 2×2×2×4×3×3=2of 5 square×3 of square.

Factorial

2 solutions

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