Question

x²+(x+1)²=130 find zero​

Answer 1

Answer:

x=4

Step-by-step explanation:

x^2+(x+1)^2=130

x^2+x^2+1+2x=130

2x^2+2x=130

2x^2+1+2x=130

2x^2+1+x=130/2

2x^2+x=65-1

x^2+x=64

2x=√64

x=8/2

x=4

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