AYUDA POR FAVOR 1) The present perfect is used a) To talk about experiences b) to talk past c) talk in participle d) ninguna 2) Past continuous a) I was cooking b) I were cooking c) I was cooked d) I were cooked 3) The word WOLF means: a) lobo b) golf c) nada d) lava 4) Replace the names with a pronoun: Maria, Peter and I are friends. a) They b) We c) You d) He 5) The word BEDROOM means: a) ba b) sala c) dormitorio d) salon 6) Complete the sentence: My brothers _____ nice a) is b) are c) will d) was 7) complete the sentence: I ____ to find a new job at the moment a) am trying b) tried c) tries d) is 8) Put word present progressive: to die a) paing b) dying c) dieing d) dy 9) The word NARROW means: a) angosto b) estrecho c) corto d) alto 10) Choose the right answer: Do you have a boyfriend? a) Yes, I don b) No, I do c) Yes, I do d) Yes, I am 11) past simple: a) she walked b) she walking c) she walks d) she walk 12) Choose the right word: ____ she been practicing golf? a) have b) has c) is d) will 13) Complete the sentence. I ___ my keys last night a) lost b) lose c) losted d) loses 14) Put this in English: Marcos fue a comer helado a) Marcos brings ice cream b) Marcos and ice cream c) Marcos went to eat ice cream d) Marcos sells ice cream 15) Put the sentence in the right way: didn a) make I didn b) I make the cake didn c) didn d) I didn 16) put it in English: mi madre estuvo en Francia a) My mom was in France b) My mom were in France c) My mom lived in France d) My mom is in France 
Answer
1) 8xalcuvo+yalcuvo _____________ 2x+y equivale a a) 6x2+xy+y2 b) 4x2-2xy+y2 c) 2x2-2xy+2y2 d) 6x2-xy+y2 2) Factorizar un polinomio algebraico es a) Expresarlo como un producto de dos o mas factores b) Expresarlo como un cociente de un factor c) Expresarlo solo en forma negativa d) No se puede factorizar polinomios 3) Al factorizar el polinomio 3m2 + 15m3, se obtiene a) 5m (3+5m) b) 2m (m+3m) c) 3m2(1+5m) d) 3m (1+5) 4) Si se descompone 24a2xy2-36x2y4 en dos factores se obtiene a) 12xy2(3x2 - a2) b) -6xy2(a2-xy2) c) 12xy2(2a2-3xy2 d) 2xy2(6a2-4xy2) 5) Si 2x(a-1) - y (a-1) se descomponen en dos factores se obtiene a) (a-1) (3x+y) b) (a+2) (3x-y) c) (a-1) (2x-y) d) (a-2) (3x+y) 6) Al factorizar a2+ab+ax+bx, se obtiene a) (a-b) (a-x) b) (2a+b) (2a+x) c) (a+b)(a-x) d) (a+b) (a+x) 7) Si se factoriza am-bm+an-bn, se obtiene a) (a-b) (m-n) b) (a+b) (m-n) c) (a-b) (m+n) d) (2a+b) (2m-n) 8) Al factorizar m2 +2m+1, se obtiene a) (m+1) (m+1) b) (m-1) (m-1) c) (m+1) (m-1) d) (m+2) (m-2) 9) Si se factoriza x2-2x+1, se obtiene a) (x+1) (x+4) b) (x+1) (x-1) c) (x-1) (x-1) d) (3x+1) (3x-1) 10) Al factorizar 9 -b2, se obtiene a) (3-b) (3-b) b) (3+b) (3-b) c) (3+b) (3+b) d) (9+b) (9+b) 11) Al descomponer en dos factores 4x2 - 81y4, se obtiene a) (-2x-9y2) (-2x-9y2) b) (2x+9y2) (2x+9y2) c) (2x+9y2) (2x-9y2) d) (4x-9y) (4x+9y) 12) Al factorizar x2+5x+6, se obtiene a) (x-2) (x-3) b) (x+2) (x+3) c) (x+2) (x-3) d) (2x+1) (2x-1) 13) Si se factoriza x2+7x+10, se obtiene a) (x+5) (x+2) b) (x+2) (x+3) c) (x+2) (x-3) d) (2x+1) (2x-1) 14) Al descomponer x2+3x-10 en dos factores, se obtiene a) (x+5) (x+2) b) (x+3) (x-3) c) (x-5) (x-2) d) (x+5) (x-2) 15) Si se factoriza 6x2-7x-3, se obtiene a) (2x+3) (3x+1) b) (2x-3) (3x+1) c) (2x-3) (3x-1) d) (-2x+3) ( -3x-1) ayuda por favor es para una evaluación mil gracias
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