alzeb

3 Answers

79
Tanumoy Bar ·

2nd will be D

661
Gaurav Gardi ·

for 2nd one
x2-x-6=+(x+2)
taking +ve sing first we get,
x2-x-6=x+2
or,x2-2x-8=0
x=2,orx=4
taking -ve sign we get,
x2-x-6=-x-2
or,x2-4=0
x=2,or x=-2
so x=-2,2,4

383
Soumyabrata Mondal ·

pls someone do the first one......

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