babaksoltani2003 babaksoltani2003

08-06-2021
Mathematics

contestada

Can please someone help me? The question is in the picture. Thank you

Can please someone help me The question is in the picture Thank you class=

Respuesta :

senalvidun senalvidun

08-06-2021

Answer:

WUV=90

SO,WUV TRIANGLE IS A RIGHT TRIANGLE

WV=X-1+2

WV=X+1

(X-1)²+(2X-4)² =(X+1)²

x²-2x+1+4x²-16x+16=x²+2x+1

x²+4x²-x²-2x-16x-2x+1+16-1=0

4x² -20x+16. =0

x²-5x+4. =0

(x-4)(x-1). =0

x=4 or X=1

so the answer is option B

x=4

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