Complete the squar3 1.x² + __x+2=0
2.x²+4x=
3.x²+4x+___= -2+4
4.√x+2)² = √
5.x = ___

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

2, 2, 2 or -4, 20, 29

step-by-step explanation:

there is two ways you can do it.

the furthest the dog can be is 508 meters away from the house, and the closest he can be is 492 meters away from the house.