Answer:
7x for the first one and −5x^8+12 for the second one
Step-by-step explanation:
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Answer:the third one
Step-by-step explanation: so if you are doing that, it is simple. If it is the power of something, then you go left to multiply, and go right to divide. Then, you will get your answer, but when you are done with that, add then subtract . There, you will find your new answer.
The answer is 26 trust me I will be ur friend
Mean =12
Standard devation= 3.2863
variance???
