Advertisements
Advertisements
प्रश्न
The two adjacent sides of a rectangle are 6a + 96 and 8a- 46. Find its, perimeter.
Advertisements
उत्तर
Sides of a rectangle are 6a + 9b
and 8a - 4b
Let, length = 6a + 9b
and breadth = 8a - 4b
∴ Perimeter = 2 (length + breadth)
= 2 (6a + 9b + 8a - 4b)
= 2 (14 a + 5 b)
= 28a + 10b
APPEARS IN
संबंधित प्रश्न
Identify the terms, their coefficients for the following expressions.
5xyz2 − 3zy
Group the like term together: 9x2, xy, – 3x2, x2 and – 2xy
Add : 23y2 , 8y2 and – 12y2
Simplify: `2"a" +(6 - bar("a" - "b"))`
The common factor method of factorisation for a polynomial is based on ______ property.
On dividing `p/3` by `3/p`, the quotient is 9.
Factorise the following expression.
y2 + 8zx – 2xy – 4yz
Identify the numerical coefficient of term (other than constant) in the following expression:
1 + t + t2 + t3
Find the numerical coefficient of the terms:
10xyz, –7xy2z, –9xyz, 2xy2z, 2x2y2z2
Observe the following nutritional chart carefully:
| Food Item (Per Unit = 100g) | Carbohydrates |
| Rajma | 60g |
| Cabbage | 5g |
| Potato | 22g |
| Carrot | 11g |
| Tomato | 4g |
| Apples | 14g |
Write an algebraic expression for the amount of carbohydrates (in grams) for 2x units tomatoes and y units apples.
