shawnsanthosh
shawnsanthosh shawnsanthosh
  • 02-08-2020
  • Mathematics
contestada

Show that one zero of 8x230x27 is the square of the other.

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mathmate
mathmate mathmate
  • 02-08-2020

Answer:

8x2-30x+27 has one root (9/4) the square of the other (3/2)

Step-by-step explanation:

8x2+30x+27 = (2*x+3)*(4*x+9)  => solution = {-3/2, -4/9}

One is not the square of the other because squares are positive.

8x2-30x+27 = (2*x-3)*(4*x-9)  =>

solution = {3/2, 4/9}   since (4/9 = (3/2)^2, therefore the preceding question is correct.

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