Advertisements
Advertisements
Question
Multiply: - 3m2n + 5mn - 4mn2 and 6m2n
Sum
Advertisements
Solution
Product of - 3m2n + 5mn - 4mn2 and 6m2n
= 6m2n (- 3m2n + 5mn - 4mn2 )
= 6m2n × (- 3m2n) + 6m2n × 5mn + 6m2n × (- 4mn2)
= 18m4n2 + 30m3n2 - 24 m3n3
shaalaa.com
Performs Operations (Addition and Subtraction) on Algebraic Expressions with Integral Coefficients Only.
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
By how much is 3x3 – 2x2y + xy2 -y3 less than 4x3 – 3x2y – 7xy2 +2y3
If x = 4a2 + b2 - 6ab; y = 3b2 - 2a2 + 8ab and z = 6a2 + 8b2 - 6ab find: x - y - z
If m = 9x2 - 4xy + 5y2 and n = - 3x2 + 2xy - y2 find: m + 2n
If m = 9x2 - 4xy + 5y2 and n = - 3x2 + 2xy - y2 find: m - 3n
Multiply: 5x + 2y and 3xy
Simplify: `"y"/4 +"3y"/5`
Simplify: `"k"/2 + "k"/3 + "2k"/5`
Simplify: `"2b"/5 - "7b"/15 + "13b"/3`
Simplify: `(5 ("x" - 4))/3 + (2(5x - 3))/5 + (6(x - 4))/7`
Simplify: `("p" + "p"/3)("2p" + "p"/2)("3p" - "2p"/3)`
