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1.What is the principal root of
[tex] \sqrt{196} [/tex]
2.which of the following has irrational root?
A.
[tex] \sqrt{49} [/tex]
B.
[tex] \sqrt{121} [/tex]
C.
[tex] \sqrt{156} [/tex]
D.
[tex] \sqrt{225} [/tex]




Sagot :

Answer:

Letter C

try mo e solve makikita mong siya lang yung iba sa lahat

Answer:

1.)

[tex] \sqrt{196} = \sqrt{(14) {}^{2} } [/tex]

[tex] \sqrt{(14) {}^{2} } = 14[/tex]

2.) C.

[tex] \sqrt{156} = 12.49[/tex]

Step-by-step explanation:

2.)

12.49,

is an irrational root that cannot be written as simple fraction.