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
Subtract: 2x2 - 7xy - y2 from 3x2 - 5xy + 3y2
By how much does 8x3 – 6x2 + 9x – 10 exceed 4x3 + 2x2 + 7x -3?
If x = 4a2 + b2 - 6ab; y = 3b2 - 2a2 + 8ab and z = 6a2 + 8b2 - 6ab find: x + y + z
Simplify: 4x + 7y - (5y - 8) - 2x
Simplify: 5(x − 4) − 3(x − 4) + 7(x − 4)
Copy and complete the following multi-plication:
ax - b
× 2ax + 2b2
Evaluate: (3x - 2y)(4x + 3y) (8x - 5y)
Simplify: `"x"/2 -"x"/8`
Simplify: `(5 ("x" - 4))/3 + (2(5x - 3))/5 + (6(x - 4))/7`
Simplify: `("y"/6 + "2y"/3) div ("y" + ("2y" - 1)/3)`
