Advertisements
Advertisements
प्रश्न
Divide: 10a3 - 15a2b by - 5a2
उत्तर
10a3 - 15a2b by - 5a2
`= (10"a"^3 - 15"a"^2"b")/"-5a"^2`
`= "10a"^3/"- 5a"^2`
`= ("15a"^2"b")/"- 5a"^2`
= - 2a + 3b
APPEARS IN
संबंधित प्रश्न
Factorize `x^2 + 2sqrt3x - 24`
Factorize the following expressions
8x3 y3 + 27a3
Factorize the following expressions:
`8x^2y^3 - x^5`
The value of \[\frac{(0 . 013 )^3 + (0 . 007 )^3}{(0 . 013 )^2 - 0 . 013 \times 0 . 007 + (0 . 007 )^2}\] is
Evaluate: (c + 5)(c - 3)
Evaluate: (4x2 - 4x + 1)(2x3 - 3x2 + 2)
Divide: x3 − 6x2 + 11x − 6 by x2 − 4x + 3
Write in the form of an algebraic expression:
Area of a square is square of its side.
A school has a rectangular playground with length x and breadth y and a square lawn with side x as shown in the figure given below. What is the total perimeter of both of them combined together?
Match Column I with Column II in the following:
| Column I | Column II |
| 1. The difference of 3 and a number squared | (a) 4 – 2x |
| 2. 5 less than twice a number squared | (b) n2 – 3 |
| 3. Five minus twice the square of a number | (c) 2n2 – 5 |
| 4. Four minus a number multiplied by 2 | (d) 5 – 2n2 |
| 5. Seven times the sum of a number and 1 | (e) 3 – n2 |
| 6. A number squared plus 6 | (f) 2(n + 6) |
| 7. 2 times the sum of a number and 6 | (g) 7(n + 1) |
| 8. Three less than the square of a number | (h) n2 + 6 |
