Home
Class 12
MATHS
If A=[(logx,-1),(-logx,2)] and if det (A...

If `A=[(logx,-1),(-logx,2)]` and if det (A) = 2,
then the value of x is equal to

A

2

B

`e^(2)`

C

`-2`

D

e

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

If A=[(x,x-1),(2x,1)] and if det A = -9, then the value of x are

If f((x +1)/(2x-1)) = 2x, x in N , then the value of f(2) is equal to

If A = [(x,1),(1,0)] and A^(2) is the unit matrix, then the value of x^(3) + x - 2 is equal to

If int_(a)^(0) (x^(2) - 1)/(1-x)dx = -(1)/(2) , then the value of a is equal to a)-1 b)1 c)2 d)-2

If 2^(x) + 2^(y) = 2^(x + y) , then the value of (dy)/(dx) at (1,1) is equal to

If tan^(-1)(x+2)+tan^(-1)(x-2) - tan^(-1)((1)/(2)) = 0 , then one of the values of x is equal to

If A = [(2,1),(0,x)] and A^(-1) = [((1)/(2),(1)/(6)),(0,(1)/(x))] , then the value of x is equal to

If A=[(a,x),(y,a)] and if xy=1 , then det (A A^(T)) is equal to

If A = [[x,1,-x],[0,1,-1],[x,0,7]] and det (A) = |(3,0,1),(2,-1,0),(0,6,7)| , then the value of x is a)-3 b)3 c)2 d)-8

Let f(x)={{:(1-5x",","if ",xlt-2),(x^(2)-2x",","if ",-2lexle1),(-1+2x",","if ",xgt1):} Then the value of f(-1) is equal to