What is 8*7*6*5*4*3*2*1 ?

The solution to 8*7*6*5*4*3*2*1 is 40320

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simplify 8765432*1

simplify

8 \cdot 7 \cdot 6 \cdot 5 \cdot 4 \cdot 3 \cdot 2 \cdot 1

40320

Solution steps

8 \cdot 7 \cdot 6 \cdot 5 \cdot 4 \cdot 3 \cdot 2 \cdot 1

Multiply the numbers:

8 \cdot 7 = 56

= 56 \cdot 6 \cdot 5 \cdot 4 \cdot 3 \cdot 2 \cdot 1

Multiply the numbers:

56 \cdot 6 = 336

= 336 \cdot 5 \cdot 4 \cdot 3 \cdot 2 \cdot 1

Multiply the numbers:

336 \cdot 5 = 1680

= 1680 \cdot 4 \cdot 3 \cdot 2 \cdot 1

Multiply the numbers:

1680 \cdot 4 = 6720

= 6720 \cdot 3 \cdot 2 \cdot 1

Multiply the numbers:

6720 \cdot 3 = 20160

= 20160 \cdot 2 \cdot 1

Multiply the numbers:

20160 \cdot 2 = 40320

= 40320 \cdot 1

Multiply the numbers:

40320 \cdot 1 = 40320

= 40320

a^{2} - 3 a + 2

16 - (2 a + b)^{2}

x^{2} + x = - 9 - 16

x + 9 = 3 - 5 x

2 b^{2} - 5 b + 7 = 0