Home
Class 14
MATHS
If (x+1/x)=3 , then (x^2+1/(x^2))=? (a)...

If `(x+1/x)=3` , then `(x^2+1/(x^2))=?` (a) 7 (b) 9 (c) 10 (d) 27

Text Solution

AI Generated Solution

Promotional Banner

Similar Questions

Explore conceptually related problems

If x+(1)/(x)=5, then x^(2)+(1)/(x^(2))=25 (b) 10 (c) 23 (d) 27

If (x+(1)/(x))=3, then (x^(2)+(1)/(x^(2))) is (10)/(3) (b) (82)/(9)(c)7(d)11

If (x-1)/(x)=3, then the value of 1+(1)/(x^(2)) is (a) 9(b) 10(c)11 (d) None of these

If x^(2)+(1)/(x^(2))=102, then x-(1)/(x)=8( b) 10 (c) 12 (d) 13

If x+(1)/(x)=2, then x^(3)+(1)/(x^(3))=64(b)14(c)8(d)2

(x)/(x-1)+(1)/(x+1)+(2x)/(1-x^(2))=?( a) 1 (b) 2 (c) 3(d)4

If x=(2)/(3+sqrt(7)), then (x-3)^(2)=1 (b) 3 (c) 6( d) 7

If 8^(x+1)=64, what is the value of 3^(2x+1)?1 (b) 3 (c) 9 (d) 27

If the arithmetic mean of x ,\ x+3,\ x+6,\ x+9, and x+12 is 10, the x= (a) 1 (b) 2 (c) 6 (d) 4

If y^(3)-y=2x, then (x^(2)-(1)/(27))(d^(2)y)/(dx^(2))+x(dy)/(d)=y b.(y)/(3) c.(y)/(9) d.(y)/(27)