Mathematics, 18.10.2019 01:30 ale414141

Zacharias is using the quadratic formula to solve the equation 0 = –2x2 + 5x – 3. he begins by substituting as shown. quadratic formula: x = startfraction negative b plus or minus startroot b squared minus 4 a c endroot over 2 a endfraction substitution: x = startfraction negative 5 plus or minus startroot 5 squared minus 4(2)(negative 3) endroot over 2(negative 2) endfraction

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Zacharias is using the quadratic formula to solve the equation 0 = –2x2 + 5x – 3. he begins by subst...