IF `(b^2/a^2)+1=b/a` then ` ``a^3`+`b^3` is equal

If a binary operation * is defined by a * b=a^2+b^2+a b+1 ,then (2 * 3) * 2 is equal to (a) 20 (b) 40 (c) 400 (d) 445

If A and B are two events such that P(A) = 1/2 , P(B) = 1/3 and P(A//B) =1/4 then P(A cap B) is equal to

Let A=[(-4, -3, -3),(1, a, 1),(4, b, 3)] and A=A^(-1) , then a+2b is equal to

If a+b+c=2,a^(2)+b^(2)+c^(2)=1 and abc = 3 then 1/a+1/b+1/c is equal to

In a triangle , if r_(1) = 2r_(2) = 3r_(3) , then a/b + b/c + c/a is equal to

If a ,b , in R such that a+b=1a n d(1-2ab)(a^3+b^3)=12 . The value of (a^2+b^2) is equal to____.

The product (a+b)(a-b)(a^2-a b+b^2)(a^2+a b+b^2) is equal to: (a) a^6+b^6 (b) a^6-b^6 (c) a^3-b^3 (d) a^3+b^3

If a ,b , in R such that a+b=1a n d(1-2a b0(a 63+b^3)=12 . The value of (a^2+b^2) is equal to____.

If A and B are two events such that P(A) = 1/4 , P(A/B) = 1/2 and P(B//A)= 2/3 then P(B) is equal to

If A=[(1,-2,1),(2,lambda,-2),(1,3,-3)] be the adjoint matrix of matrix B such that |B|=9 , then the value of lambda is equal to