1) 5x² - 14x + 8 = 0; 2) 3x² - 10x + 7 = 0; 3) 9x²- 12x + 4 = 0; 4) -4x²-12x+7=0. PLEASE...

Question

1) 5x² - 14x + 8 = 0; 2) 3x² - 10x + 7 = 0; 3) 9x²- 12x + 4 = 0; 4) -4x²-12x+7=0.
PLEASE HELP!!! PLEASE HELP!!!PLEASE HELP!!!

Answer 1

Очень легко!!!!!! Ответы на листке

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