Question

Замена переменной x+x^2=a

Answer 1

2x=a
x= 1/2 a (Половина a)
Пример: 5 = 1/2 a
a=10

Answer 2

Solving the Equation x^2 = a

To solve the equation x^2 = a, we can use the principle of square roots. The solutions for x can be expressed as x = ±√a.

This means that x can be either the positive or negative square root of a.