What is the common difference for this arithmetic sequence? -6, -2, 2, 6, 10 a) 4 b) 3 c) 6 d) 5

4

Step-by-step explanation:

-6+4=-2

-2+4=2

2+4=6

6+4=10

a) 4.

Step-by-step explanation:

Common difference = any term after the first - previous term

= -2 - (-6)

= -2 + 6

= 4

Checking other  terms:-

2 - (-2) = 2+2 = 4  

6 - 2 = 4 and 10 - 6 = 4 which confirms it is 4.

r = 78539458390583095803458309458039485093485 or just 3

step-by-step explanation:

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