asked 77.5k views
15 votes
PLS HELP solve the equation.
sqrt (x-1)^2=1-x

asked
User ExxKA
by
8.7k points

2 Answers

8 votes

Final answer:

The solution to the equation sqrt((x-1)²) = 1 - x is x = 1.

Step-by-step explanation:

To solve the given equation, we start by simplifying the expression inside the square root. The square root of (x-1)² is the absolute value of (x-1). Therefore, we have |x-1| = 1 - x.

Now, we consider two cases:

1. When (x-1) is non-negative (x-1 ≥ 0):

In this case, |x-1| is equal to (x-1). So, the equation becomes (x-1) = 1 - x. Solving for x, we find x = 1.

2. When (x-1) is negative (x-1 < 0):

In this case, |x-1| is equal to -(x-1). So, the equation becomes -(x-1) = 1 - x. Solving for x, we find x = 1.

Since both cases lead to the same solution, x = 1, we conclude that this is the solution to the given equation. It's important to note the application of absolute value to consider both positive and negative cases.

answered
User Bennett Adams
by
6.9k points
4 votes

Answer:

The value of x is 1

Step-by-step explanation:

√(x – 1)² = 1 – x

x – 1 = 1 – x

x – 1 + 1 + x = 1 + 1 – x + x

2x = 2

2x/2 = 2/2

x = 1

Thus, The value of x is 1

-TheUnknownScientist 72

answered
User Adarsh Rajput
by
7.9k points

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