Which of the following key characteristics IS true of all the functions? * The equation can be written in vertex form
The domain is all real numbers.
The rate of change is constant.
There is only one vertex.

4th option is correct xy=-10

if this was to u plzz mark me the brainliest

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step-by-step explanation:

im pretty sure it would be 5 am, hope that , and give brainliest and guys if this is right then press the button and give 5 stars

the answer would be d

straight away you can eliminate a and c because not all books contain a scientific skill because some may be fiction. c is also wrong because it saids that the only way children can learn is through books which is incorrect.

b is also wrong because reading can be a scientific skill but not always, therefore it is wrong which leaves you with d, the correct answer since it said that it can children learn.

hope this ! : 3