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Pradeep

· started a discussion

· 1 Months ago

incorrect answer (Question: 110987.0 )

ans is 5
y = +27 and -27

Please check and take utmost care while preparing the paper as students who are unaware will lose their valuable marks.

Question:

DIRECTION: In the givenquestion two equations numbered I and II are given. You have to solve both the equations and


Give answer if  


I.     x2 = 729

II.    y = \(\sqrt{729}\)

Options:
A) x > y
B) x ≥ y
C) x < y
D) x ≤ y
E) x = y or the relationship cannot be established
Solution:

Ans: (a)

From equation I,

x2 = 729

x = +27,-27 

From equation II,

y = \(\sqrt{729}\)

y = 27

y = 27 

∴ x ≤ y

Pradeep

· commented

· 1 Months ago

Yet to be approved!

kanhaiya jha

· commented

· 1 Months ago

y=27 only...because positive square root is already given so we will take only one value.......
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