Solve the following problems.
1. Find the arithmetic mean between-14 and -30
2. Insert two anithmetic means between x + y and 4x - 2y.
3 The arithmetic menn between two terms in an arithmetic sequence is 49. if one of these terms is 42 find the other term.
4 If five antimetic means are inserted between -9 and 9, what is the third anthmetic mean?
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Answer:
ILOVEYOULANGGA
Step-by-step explanation:
ILOVEYOULANGGA MWAH
Answer:
1. ??????
2. the first arithmetic means = (x+y)+(x-y) = 2x
the second arithmetic means = 2x+(x-y) = 3x-y
3. ??????
4. -3