If 53x = 2527, then x lies between 1 and 2.
True
False
53x = 2527
By cross multiplication, we get
5 × 27 = 3x×25 ⇒3x=5×2725 ⇒x=5×273×25
⇒x = 95 = 1.8, which lies between 1 and 2.
If (x+1x)=5, then (x2+1x2)=? (a) 25 (b) 27 (c) 23 (d) 25125
Solution of the equation53x = 2527 lies between 1 and 2.