He has 10 spice jars, but the spice rack only holds 8 spice jars.
Calculate in how many ways he can choose 8 spice jars from 10 spice jars using combination:

Each combination of 8 spice jars that he chooses he can arrange in 8! ways.
He can choose 8 spice jars in (10!)/(8!×2!) ways and arrange each combination in 8! ways.
Using the rule of product:

He can arrange 8 jars on the spice rack in c. 1,814,400 ways.
Answer:
Please check the attached figure a to visualize the array grid for 5, 7 and 11.
Step-by-step explanation:
As the given number be 5, 7 and 11.
An array is basically the display of things in rows and columns. Students tend to draw arrays for multiples of a given number.
For example, 2 × 1 means the objects are placed in two rows and 1 column.
The numbers 5, 7 and 11 are prime numbers as they have only two factors
- A prime number consists of just two factors, 1 and the number itself
- For example, 3 is prime number because the only factors of 3 are 1 and 3
So,
As the factors of 5 are 1 and 5. Therefore, the possible number of drawing all the possible arrays of 5 will be two which are
As the factors of 7 are 1 and 7. Therefore, the possible number of drawing all the possible arrays of 7 will be two which are
As the factors of 11 are 1 and 11. Therefore, the possible number of drawing all the possible arrays of 11 will be two which are
Please check the attached figure a to visualize the array grids for 5, 7, and 11.
Keywords: arrays, number, prime number
Learn more about drawing arrays for number from brainly.com/question/13278394
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D because there’s a pattern. Pattern for x is that it’s adding by one. Pattern for y is that it’s adding by 15
Answer:
c = 25
Step-by-step explanation:
A^2 + B^2 = C^2.
25^2 + 15^2 = 625 THIS IS NOT THE ANSWER BECAUSE WE WANT C NOT C^2!!! So, we have to find the square root. √625 = 25.