Mathematics
If A = [-1 2] and B = [[1 -2][0 3]] . Which of the following operations is possible ? 1. A - B 2. A + B 3. AB 4. BA
Related Questions
If x2 + kx + 6 = (x - 2)(x - 3) for all values of x, then the value of k is :
-5
-3
-2
5
A retailer purchased an item for ₹ 1,500 from a wholesaler and sells it to a customer at 10% profit. The sales are intra-state and the rate of GST is 10%. The amount of GST paid by the customer is :
₹ 15
₹ 30
₹ 150
₹ 165
If the roots of equation x2 - 6x + k = 0 are real and distinct, then value of k is :
> -9
> -6
< 6
< 9