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Determinar el siguiente término de la secuencia. 21, 41, 63, 87, 113,... O a. 143 O b. 141 O c. 142 O d. 139
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Determinar el siguiente término de la secuencia.

21, 41, 63, 87, 113,...
O a. 143
O b. 141
O c. 142
O d. 139

User Sinini
by
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1 Answer

4 votes
The answer is b, 141. This because the pattern starts by added 20, and adds two on top of that each time. Sp, 21+20=41. 41+22=63. 63+26=87. 87+28=. 141.
User Tomek Cejner
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