Sequence

Find the common ratio of the sequence -1, 3, -9, 27, -81.

Please ratio writes as a decimal number rounded to a tenth.

Final Answer:

q =  -3

Step-by-step explanation:

a1=1 a2=3 a3=9 a4=27  a2=a1 q a3=a2 q a4=a3 q a5=a4 q   q=a2/a1=3/(1)=3



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You need to know the following knowledge to solve this word math problem:

algebraarithmeticbasic operations and conceptsGrade of the word problem

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