30.4k views
3 votes
I need help (picture of the question above^)

I need help (picture of the question above^)-example-1
User SMM
by
6.1k points

1 Answer

12 votes

Answer:

a is the answer

Explanation:

x^2= 90

X=√90

X=3√10 (positive irrational number)

but other solutions have exact value or in decimal

User NMunro
by
6.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.