Question

which the following are quadratic equations 1) x^3-x=x^2+2 2) √x+4=x+1 ​

Answer 1

Answer:

√x+4=x+1

Step-by-step explanation:

√x+4=x+1

squaring on both sides

(√x+4)²=(x+1)²

x+8√x+16=x²+2x+1

x²+x-8√x-15=0

so , it is a quadratic equation