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ARITHMETIC SEQUENCE(WITH SOLUTION)

3x² +8 and x²-6 ​


ARITHMETIC SEQUENCEWITH SOLUTION3x 8 And X6 class=

Sagot :

Answer:

The arithmetic mean of a and b is a+b2 So, given the information in the problem:(x+2)+(4x+5)2=3x+2 (x+2)+(4x+5)=6x+4 5x+7=6x+4 x+7=4 x=3

3 is the Answer

Step-by-step explanation:

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