Advertisements
Advertisements
प्रश्न
A triangle is made up of 2 red sticks and 1 blue sticks 
. The length of a red stick is given by r and that of a blue stick is given by b. Using this information, write an expression for the total length of sticks in the pattern given below:
Advertisements
उत्तर
Given, length of a red stick = 2r and length of a blue stick = b
From the given figure,
The total number of red sticks = 18
And the total number of blue sticks = 6
So, the total length of sticks = 18r + 6b = 6(3r + b)
Hence, the required expression is 6(3r + b).
APPEARS IN
संबंधित प्रश्न
Factorize: x3 + x - 3x2 - 3
Factorize x (x3 - y3 ) + 3xy ( x - y )
Factorize the following expressions:
y3 +125
x3 - 8y3 + 27z3 +18xyz
The value of \[\frac{(2 . 3 )^3 - 0 . 027}{(2 . 3 )^2 + 0 . 69 + 0 . 09}\]
Write the number of the term of the following polynomial.
ax – by + y x z
Express the following as an algebraic expression:
The subtraction of 5m from 3n and then adding 9p to it.
Write the coefficient of x2 and x in the following polynomials
`6 - 2x^2 + 3x^3 - sqrt(7)x`
Write the coefficient of x2 and x in the following polynomials
`x^2 - 7/2 x + 8`
The constant term of the expression 2y – 6 is _________
