√(13-x)=x-5 , find the value of x
Answers
Answered by
2
Answer:
√[ 13-x ] = x-5
squaring both sides
13- x = x²-2(x)(5)+5²
13-x= x²-10x+ 25
13-25= x²-10x+x
-12= x²- 9x
x²-9x+12=0
solve eq.....yourself....
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Answered by
0
Answer:
Step-by-step explanation:
√(13-x) = x-5
√(13+5) = (x+x)
√(18) = 2x
√(18/2) = x
√9 = x
Therefore, x = 3
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