Advertisements
Advertisements
प्रश्न
Divide: 10a3 - 15a2b by - 5a2
Advertisements
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
Get the algebraic expression in the following case using variables, constants and arithmetic operation.
Subtraction of z from y
Get the algebraic expression in the following case using variables, constants and arithmetic operations.
Numbers x and y both squared and added.
Factorize: a (a + b)3 - 3a2b (a + b)
Factorize the following expressions:
`x^3/216 - 8y^3`
If a2 + b2 + c2 = 20 and a + b + c = 0, find ab + bc + ca.
The factors of x2 + 4y2 + 4y − 4xy − 2x − 8 are
If (x + y)3 − (x − y)3 − 6y(x2 − y2) = ky2, then k =
Divide: 25x2y by - 5y2
Divide: 10x3y - 9xy2 - 4x2y2 by xy
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 |
