Asked by Anon

use the expression to find the value of the 20th term.

a. 24
b. 76
c. 80
d. 84

9 years ago

Answered by Bosnian

Which expression?

9 years ago

Answered by Anon

algebraic

9 years ago

Answered by Bosnian

If you think on 4,8,12,16,...

then :

an = 4 n

a20 = 4 *20 = 80

9 years ago

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