Find the GCF of each set of numbers. 1. 6 and 9
2.4 and 8
3. 8 and 12
4. 6 and 15
5. 10 and 15
6. 9 and 12
7. 4 and 10
8. 5 and 20
9. 7 and 14
10. 8 and 11
11. 2 and 12
12. 9 and 21
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An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.