Pregunta
Solve. \( \sqrt{4 x-17}=1 \) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution(s) is/are (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) B. There is no solution.
Ask by Donnelly Mckenzie. in the United States
Feb 26,2025
Solución de inteligencia artificial de Upstudy
Respuesta verificada por el tutor
Responder
The solution is \( x = \frac{9}{2} \).
Solución
To solve the equation √(4x - 17) = 1, follow these steps:
1. Since the square root function is defined only for nonnegative values, first set the expression inside the square root to be at least zero:
4x - 17 ≥ 0 ⟹ x ≥ 17/4.
2. Now, square both sides of the equation to eliminate the square root:
(√(4x - 17))² = 1² ⟹ 4x - 17 = 1.
3. Solve for x:
4x = 1 + 17 ⟹ 4x = 18,
x = 18/4 ⟹ x = 9/2.
4. Verify that the solution satisfies the original equation and the constraint x ≥ 17/4:
x = 9/2 (= 4.5) satisfies the inequality, and √(4*(9/2) - 17) = √(18 - 17) = √1 = 1, which is correct.
Therefore, the correct choice is:
A. The solution(s) is/are 9/2.
Respondido por UpStudy AI y revisado por un tutor profesional
Como
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Extra Insights
To solve the equation \( \sqrt{4 x-17}=1 \), we start by squaring both sides to eliminate the square root: \[ 4x - 17 = 1^2 \] \[ 4x - 17 = 1 \] Next, we solve for \(x\): \[ 4x = 1 + 17 \] \[ 4x = 18 \] \[ x = \frac{18}{4} \] \[ x = \frac{9}{2} \] So the correct choice is: A. The solution(s) is/are \( \frac{9}{2} \).
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