Find the sum of 6(1-a^2), -2(3-a+2a^2) and 5(-2a+3a^2)

Which word makes the most sense in this dialogue? —? siempre encuentran ustedes el sitio web en el internet? —sí, siempre el sitio web en el internet.

59: 33 according to the article, which of the following is not one of the reasons flamenco is special? a. it is not popular in the west, but it is a western form of music. c. the dance also serves as an instrument. b. the music, song, and dance can all be improvised. d. it is folk music of high quality and complexity.

Plz instructions fill in the blanks with either saber or conocer, or pedir or preguntar conjugate the verb to match the subject of the sentence. saber vs. conocer 1. ellos __ inglés 2. ¿ tú al professor alvarado ? 3. nosotros españa 4. ¿ ella quién es él pedir vs. preguntar 1. mi hermano ¿ qué hora es ? 2. nosotros