Advertisements
Advertisements
प्रश्न
Find the value of : `[(6.7)^2 - (3.3)^2]/[6.7 - 3.3]`
Advertisements
उत्तर
`[(6.7)^2 - (3.3)^2]/[6.7 - 3.3]`
= `[(6.7 + 3.3)(6.7 - 3.3)]/[(6.7 - 3.3)]`
= 10
APPEARS IN
संबंधित प्रश्न
Find the common factors of the terms.
12x, 36
Find the common factors of the terms.
3x2y3, 10x3y2, 6x2y2z
Factorize the following:
20a12b2 − 15a8b4
Factorize the following:
2x3y2 − 4x2y3 + 8xy4
Factorise by taking out the common factors :
2 (2x - 5y) (3x + 4y) - 6 (2x - 5y) (x - y)
Factorise:
`x^2 + 1/(4x^2) + 1 - 7x - 7/(2x)`
Factorise : `(9a)^2 + 1/(9a)^2 - 2 - 12a + 4/(3a)`
Factorise : 4x4 + 9y4 + 11x2y2
Factorise : (a2 - 3a) (a2 - 3a + 7) + 10
Factorise : (a2 - a) (4a2 - 4a - 5) - 6
Factorise : 4(2x - 3y)2 - 8x+12y - 3
Factorise : `1/4 ( a + b )^2 - 9/16 ( 2a - b )^2`
Find the value of : `[(18.5)^2 - (6.5)^2]/[18.5 + 6.5]`
Factorise : 15x + 5
Factorise : 3x5y - 27x4y2 + 12x3y3
Factorise : x2(a-b)-y2 (a-b)+z2(a-b)
Factorise: 6xy(a2 + b2) + 8yz(a2 + b2) −10xz(a2 + b2)
factorise : 6x3 - 8x2
factorise : 35a3b2c + 42ab2c2
factorise : 8(2a + 3b)3 - 12(2a + 3b)2
factorise : xy2 + (x - 1) y - 1
factorise : (ax + by)2 + (bx - ay)2
Factorise xy2 - xz2, Hence, find the value of :
40 x 5.52 - 40 x 4.52
Factorise: a2 - 0·36 b2
Factorise the following by taking out the common factors:
5a(x2 - y2) + 35b(x2 - y2)
Factorise the following by taking out the common factors:
12a3 + 15a2b - 21ab2
Factorise the following by taking out the common factors:
81(p + q)2 -9p - 9q
Factorise:
`y^2 + (1)/(4y^2) + 1 - 6y - (3)/y`
