Advertisements
Advertisements
प्रश्न
Find the sum of: 4a2 + 5b2 – 6ab, 3ab, 6a2 – 2b2 and 4b2 – 5 ab
Advertisements
उत्तर
4a2 + 5b2 – 6ab, 3ab, 6a2 – 2b2 and 4b2 – 5 ab
4a2 + 5b2 – 6ab + 3ab, 6a2 – 2b2 + 4b2 – 5 ab
= 4a2 + 6a2 + 5b2 - 2b2 + 4b2 - 6ab + 3ab - 5ab
= 10a2 + 9b2 - 2b2 - 11ab + 3ab
= 10a2 + 7b2 - 8ab
APPEARS IN
संबंधित प्रश्न
Write the coefficient of: xy in – 3axy
Add : 18pq – 15pq and 3pq
Enclose the given term in bracket as required:
4a – 9 + 2b – 6 = 4a – (……..)
Simplify: `"p"^2 - ["x"^2 - {"x"^2 - ("q"^2 - bar("x"^2 - "q"^2)) - "2y"^2}]`
The value of (– 27x2y) ÷ (– 9xy) is ______.
The value of (a + b)2 + (a – b)2 is ______.
Write the greatest common factor in the following terms.
21pqr, –7p2q2r2, 49p2qr
Identify term and factor in the expression given below:
`3/4 x + 1/4`
Arjun bought a rectangular plot with length x and breadth y and then sold a triangular part of it whose base is y and height is z. Find the area of the remaining part of the plot.
Amisha has a square plot of side m and another triangular plot with base and height each equal to m. What is the total area of both plots?
