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Subject: Maths, asked on 11/5/18

Q89. 
Option (3). 
How? Tell some shortcut method.:

89. which of the following is a factor of ​
x4-8x2+41 x2-2x+42 x2+2x-43 x2+2x-24 x2-2x+2

Subject: Maths, asked on 3/5/18

Q7.
Ans: option(D). Why? It can be option (B) also!
How do we know it is (?3-3)^2 or (3-?3)^2?? Please help!
Q.7. The expression 12+63+12-63 simplifies to
(A) 4
(B) 23
(C) 33
(D) 6

Subject: Maths, asked on 22/4/18

Que in pic.

Q. Solve the following:

      |x + 1| = |2x – 1|

     Ans key : x = 0       or 2

    What to do in such cases where on both sides " mod" is given!

     Do they cancel out or , , , , , ,

     Please explain.

Subject: Maths, asked on 12/4/18

Q(v).
Ans : 5
Q. (v) If 9+48-32-24=a-b+2, where a, b∈N, then find the value of a + b.

Subject: Maths, asked on 12/3/18

How to find range and domain of a function. I dont have examples but I always get confused between the two. Please explain briefly.

Subject: Maths, asked on 11/1/17

Let X be a non-empty set and P(X) be a power set. Let * be a binary operation defined on the elements of P(X) by A*B = A intersection B, for all A,B belonging to P(X).
(i) Check whether * is a binary operation.
(ii) Verify whether * is associative on P(X).
(iii) Find the identity elements of P(X).
(iv) Find all invertible elements of P(X).

Subject: Maths, asked on 7/12/16

Let A= {1,2,3}. Then show that the number of relations containing (1,2) and (2,3) which are reflexive and transitive but not symmetric is three. Experts, I have not at all understood the textbook. Help Please! Thank you

Subject: Maths, asked on 15/11/16

Plzz Explain how to find Domain and Range of Functions ..!! I'm Confused :|  

Subject: Maths, asked on 25/9/16

What is range of one branch of function tan-1,other than the principle value branch??

Subject: Maths, asked on 13/9/16

check whether the operation * defined on the set A=RxR or (a,b) *(c,d)= (a+c, b+d) is a binary operation or not . if it is a binary operation is it commutative and associative too?​

Subject: Maths, asked on 12/10/20

Solve the problem of functions

Subject: Maths, asked on 5/5/20

What is multiplication of

Subject: Maths, asked on 8/3/20

b?=ac prove that log a +log b =2 log b....
Please give me this equation answer

Subject: Maths, asked on 5/1/20

Plz plz plz plz experts it's impossible and difficult
Draw venn diagram of (A'UB)' and (A INTERSECTION B'). AND this question are right

Subject: Maths, asked on 5/1/20

Plz expert solve only a b c and d question it's urgent

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