Factor x2 + 81 in the complex numbers. a) (x - 9)(x - 9) b) (x + 9)(x + 9) c) (x + 9i)(x + 9i) d) (x + 9i)(x - 9i)

- both graphs increase on their domain.

- the graphs of both functions have the same x-intercept.

- neither graph has a y-intercept.

hi there!

question 1 answer: p/q can be terminating when q = 5^m * 2^n

question 2 answer: -1 and -1

question 3 answer: -4

question 4 answer: 5/12

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