You need to give options for future reference
79 / 10 as a mixed number is 7 and 9/10
the value of the dimes is 10(21 - 5)
hope this helps
Answer:
Neither function A nor function B has an x-intercept.
Step-by-step explanation:
Function A has a y-intercept at (0, 5).
Function B is defined for negative numbers as well as positive numbers, but not for x=0.
These observations eliminate all answer choices but the first one.

make sure your calculator is in Degree mode