trinityfarquharson21 trinityfarquharson21

13-11-2020
Mathematics

contestada

Determine the solution for x^2-3x-28=\> 0

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bell92007 bell92007

13-11-2020

Answer: x = -4 or x = 7

Step-by-step explanation:

x^2 - 3x - 28 =/>

(factor)

(x^2 + 4)(x-7) = 0

x + 4 = 0 or x - 7 = 0

(subtract -4 from 0 and 7 from 0)

x = -4 or x =7

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kawsarhomayoon kawsarhomayoon

24-09-2021

Answer:

(infinity, -4] or [7, infinity).

Step-by-step explanation:

right on edge

Answer Link

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