Answered

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The expression under the square root sign is 3y+x and not 3v+x

The Expression Under The Square Root Sign Is 3yx And Not 3vx class=

Sagot :

The question asked to for the value of the expression below

[tex]\begin{gathered} \frac{w^2-\sqrt[]{3y+x}}{w+(y-1)} \\ \text{where,} \\ y=6,w=-9,x=7 \end{gathered}[/tex]

Concept: Substitute the values in the formula given

[tex]\begin{gathered} \frac{w^2-\sqrt[]{3y+x}}{w+(y-1)} \\ \frac{(-9)^2-\sqrt[]{3(6)+7}}{-9+6-1} \\ =\frac{81-\sqrt[]{18+7}}{-4} \\ =\frac{81-\sqrt[]{25}}{-4} \\ =\frac{81-5}{-4} \\ =\frac{76}{-4} \\ =-19 \end{gathered}[/tex]

Hence,

The final answer = -19

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