peter-white_6097beec0bfd5
peter-white_6097beec0bfd5
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HOLA. PROFESOR MIGUEL DEL POZO. TE VOY A AYUDAR. PAG EN YOUTUBE.COM.SUSCRIBETE.......(2X+5)^2 = 4X^2 +20X +25...RECUERDA QUE..(a+b)^2 = a^2 + 2ab + b^2...........ahora multipliquemos por.(-2x)...queda...(.4x^2 +20x +25)(-2x) = - 8x^3 -40x^2 -50x.…