Question

If (x - 2)(x-5) <0 and x € N then find x.​

Answer 1

Answer:

2< x<5,

hence x= 3 or 4

Step-by-step explanation:

(x - 2)(x-5) <0

Since product is negative: one of these is negative another positive

so x<2 and x>5 NOT POSSIBLE

or

2< x<5

Answer 2

Answer:

(a)lf (x-2)(x-5) <0 and x€N

x-2>0 and. x-5<0

x>2. and x<5

x€(2,5)

x=3.

x=3. x=4.

(b) If (x+3)(2-x) > 0 and x€Z

x€(-3,2)

x=-2.

x=-2. x=-1

x=-2. x=-1x=0

x=-2. x=-1x=0x=1

GIVE