Somebody help plz its hard for me

Ineed asap. i cant understand this question i need someone to me right away

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t