plz solve this question it's urgent plz fast solve question no. 2 ka ii no. plz and step by step
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Answered by
1
Answer:
6.25
Step-by-step explanation:
=4x^2 + 9/x^2 - 12
putting the value of x
i.e. = 2
= 4 (2^2)+9/1^2 - 12
= 4× 4 + 9/4 - 12
= 16 + 9/4 -12
taking l.c.m
= (16× 4 + 9 - 12×4)/4
= (64 +9-48)/4
= (73 -48 )/4
= 25/4
=6.25
=
Answered by
1
Answer:
9 x^2+49 y^2+42 x y
9(3)^2+49(1)^2+42*3*1
9*9+49+126
81+175
256
Step-by-step explanation:
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