shawna thinks that 8*2=17. what number pattern shows that she is not correct?

The product of an even number times an even number is also an even number.

7 5 1 9 3

To determine which number pattern shows that Shawna's answer is incorrect, we can double-check her calculation and compare it to the actual result. Let's calculate 8 multiplied by 2:

8 * 2 = 16

Since the correct result is 16, not 17, we can conclude that Shawna's answer is incorrect. The number pattern that shows she is incorrect is the pattern of multiplication, specifically, the multiplication table. The multiplication table demonstrates the correct products of multiplying different numbers together. In this case, the multiplication table shows that 8 multiplied by 2 equals 16, not 17.