Setelah adanya program daur ulang sampah, berat sampah suatu rumah tangga setiap minggunya adalah W= 80 (2^-0,05t), W adalah berat dalam kg dan t adalah jumlah minggu sejak program daur ulang sampah dikenalkan. Berat sampah setelah dikenalkannya program daur ulang selama 40 minggu adalah... A. 10 kg
B. 20 kg
C. 40 kg
D. 80 kg
E. 160 kg

*1. where does the sun set every daythe sun sets in thea westb. southc. eastd. north*2 . my house is behind the market. theunderlined word a disebelah o di sampingb di belakangdi bawah*3 . the direction point between east and southd. northa southeast c. southwestb eastsouth d northwest*4 . the sun sets in right side of the hotel. so,the hotel faces to a southc. northb. westdeast*5. the gas station is next to the square. theunderlined word a di samping c. di sebelahb. di bawah d. di belakang*6. the mall is beside the hotel. the hotel facesto the southwest. where does the mall faceto? a northwest c southeastb. southwest d. northeast*7 . is kartasura city in the north of sura-kartacity? a no, it is not c. no, it doesb. no, it isd. no, it does not*8 . when you face to the southeast, the leftside of you is and the right of you is.a northeast, southwestb. southwest, southeastc northwest, southeastd southeast, northwest#

Tolong dibantu ya soal limit trigonometri

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