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11-05-2020
Mathematics

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15x^2+4x-3=0 how to solve using quadratic equation

Respuesta :

11-05-2020

Answer:

(3x + 1) (5x - 3)

Step-by-step explanation:

first multiply 15 by -3 to get -45, then find 2 numbers that multiply to get -45 that also add/subtract to get +4. you will get 5 and -9. Replace the 4 with those numbers and distribute. Find the common factors once you have 2 seperate brackets.

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