Question

- radic4x = x-3 What are all values of x that satisfy the given equation? I. 1 ll. 9
a) I only
b) IIonly
c) I and II

d) neither​

Answer 1

Answer:

c) I and II

1 & 9. both

Step-by-step explanation:

√4x =x−3

Squaring on both sides:

(√4x)²= (x-3)²

4x= x² + 9 - 6x

x² - 10x + 9= 0

Solving Quadratic Equation

x² -9x -1x +9=0

x(x-9) -1(x-9)=0

(x-1)(x-9)=0

x=1 x=9

hope this will help you.

Answer 2

Answer:

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c】| & ||

[1 & 9]

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