Find the sum for the polynomials (x2 - 4x + 3) + (3x2 – 3x - 5)
O 3x2 + 12x – 15
O 4.4 - 7x2 - 2
O 19.24
O 4x2 - 7x-2

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

What signals you that factoring by grouping is the best method to use when factoring a problem?