Math Problem Statement

10!-7!*6!

Solution

To calculate 10!7!×6!10! - 7! \times 6!, we first need to calculate each factorial and then perform the operations.

Step 1: Calculate Factorials

  1. 10! (10 factorial):
    10!=10×9×8×7×6×5×4×3×2×1=3,628,80010! = 10 \times 9 \times 8 \times 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1 = 3,628,800

  2. 7! (7 factorial):
    7!=7×6×5×4×3×2×1=5,0407! = 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1 = 5,040

  3. 6! (6 factorial):
    6!=6×5×4×3×2×1=7206! = 6 \times 5 \times 4 \times 3 \times 2 \times 1 = 720

Step 2: Multiply 7!7! and 6!6!

7!×6!=5,040×720=3,628,8007! \times 6! = 5,040 \times 720 = 3,628,800

Step 3: Subtract

Now we have: 10!(7!×6!)=3,628,8003,628,800=010! - (7! \times 6!) = 3,628,800 - 3,628,800 = 0

Final Answer:

10!7!×6!=010! - 7! \times 6! = 0

Would you like further details or have any questions?


Here are some related questions:

  1. How would this calculation change if we used 11!11! instead of 10!10!?
  2. What if we had to calculate 10!+7!×6!10! + 7! \times 6! instead?
  3. How would we approach a similar problem with exponents instead of factorials?
  4. What are common applications of factorials in probability and combinatorics?
  5. Can factorials be extended to non-integer values?

Tip: Factorials grow very quickly, so understanding their values for small numbers helps simplify larger calculations!

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Math Problem Analysis

Mathematical Concepts

Factorials
Arithmetic Operations

Formulas

n! = n * (n-1) * (n-2) * ... * 1
Multiplication and Subtraction of Factorials

Theorems

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Suitable Grade Level

Grades 9-12