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If the point (1,2) on the line 2x +ay =8 ,then a=

Posted by S.Muthu Samy 2 years, 1 month ago

CBSE > Class 10 > Mathematics

4 answers

Sakshi Kolekar 2 years, 1 month ago

Here , x=1, y=2 Now we will put values in equation 2x+ay=8 Then , we have to find the value of a=? In equation , (2×1)+a×2=8 2+2a=8 2a=8-2 2a=6 2a/6 a=3 Therefore,a=3

1Thank You

Virat Chauhan 2 years, 1 month ago

Here a=3

1Thank You

Ragini Dushadh 2 years, 1 month ago

Here given, x=1 and y=2 Now putting the value of x and y in equation 2x+ay=8 2*1+a*2=8 2+2a=8 2a=8-2 2a=6 a=6/2 a=3

4Thank You

Bhavya Raj 2 years, 1 month ago

Here, x=1 &y=2 A/q 2×1+2a=8 = 2a=8-2 = a=6/2 = a=3

4Thank You

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