Asked by alex
Consider the output table.
x
1 2 3 4
y
4 8 a 16
What is the value of a in the input and output table?
x
1 2 3 4
y
4 8 a 16
What is the value of a in the input and output table?
Answers
Answered by
mathhelper
looks linear, since
a-8 = 16-a gives us
2a = 24
a = 12
4, 8, 12, 16 , common difference is 4 or
the rule is <b>y = 4x</b>
a-8 = 16-a gives us
2a = 24
a = 12
4, 8, 12, 16 , common difference is 4 or
the rule is <b>y = 4x</b>