solve this equation
√25-x^2=x-1
Answers
Answered by
12
Step-by-step explanation:
The square root is defined to be the positive root only, so that it may be a function. Now, (√x)^2=x and (-√x)^2=x . This is because, for √x to be defined, x needs to be positive. Since Squares are always non-negative .
Answered by
5
hi mate
here is your answer
♥
hope it will help✌❤
√25 - x^2 = x -1
5 - x^2 = x -1
6 = x + x^2
0=x + x^2 -6
0=x^2 +3x -2x -6
0= x (x +3) -2 (x+3)
0= (x+3) (x-2)
keep smiling❤✌
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