Question

solve 3(2 raise x + 1 ) - (2 raise x + 2 ) - 5 = 0

Answer 1

Answer:

x=√2

Step-by-step explanation:

3(x^2+1)-(x^2+2)-5=0

3x^2+3-x^2+2-5=0

2x^2+5-5=0

2x^2=0

therefore, x=√2