(a)have aseconf ques. ans
2EZ the answer is 19y - 9
Step-by-step explanation:
this is clearly not a linear sequence (the terms don't have the same difference).
so, it has to be a geometric sequence.
the common ratio is r.
s2 = s1 × r
16 = 64 × r
r = 16/64 = 1/4
control :
s3 = s2×r
4 = 16 × 1/4 = 4
correct.
7,6, 8,5. 9,4, 10,3 ,11 ,2. 12,1
Answer:
a) 3 + 4x is the answer
Step-by-step explanation: