Sets , Ex1.1 , complete , NCERT

Let f(x)=a^x-xlna , a>1. Then the complete set of real values of x for which f'(x)>0 is

Class 10 Exercise 10.2 Question 1 | CBSE Class 10 Ex -10.2 Q1 | NCERT | Class 10 Maths Chapter 10

Let the points A:(0, a), B:(-2, 0) and C:(1, 1) form an obtuse angled triangle (obtuse angled at angle A), then the complete set of values of a is

If x satisfies the inequality (tan^-1x)^2+3(tan^-1x)-4gt0 , then the complete set of values of x is

If the trigonometric equation tan^(-1)x=2sin^(-1)a has a solution, then the complete set of values of a is

If log_(1/2) ((x^2+6x+9)/(2(x+1)) )< - log_2(x+1) then complete set of values of x is

If |z-1|lt=2a n d|omegaz-1-omega^2|=a (where omega is a cube root of unity) , then complete set of values of a

If [cot^(-1)x]+[cos^(-1)x]=0 , where [] denotes the greatest integer functions, then the complete set of values of x is (cos1,1) (b) cos1,cos1) (cot1,1) (d) none of these

If [cot^(-1)x]+[cos^(-1)x]=0 , where [] denotes the greatest integer functions, then the complete set of values of x is (a) (cos1,1) (b) cos1,cos1) (c) (cot1,1] (d) none of these