Advertisements
Advertisements
Question
Multiply the following polynomial.
`(5m^3 - 2) (m^2 - m + 3)`
Advertisements
Solution
`(5m^3 - 2) (m^2 - m + 3)`
`=5m^3 (m^2 - m + 3) - 2 (m^2 - m + 3)`
`= 5m^5 - 5m^4 + 15m^3 - 2m^2 + 2m - 6`
APPEARS IN
RELATED QUESTIONS
The tens and units place of a two digit number is m and n respectively. Write the polynomial which represents the two digit number.
Add the given polynomial.
`-7m^4 +5m^3 + sqrt2 ; 5m^4 - 3m^3 + 2m^2 + 3m - 6`
Add the given polynomial.
`2y^2 + 7y + 5 ; 3y + 9 ; 3y^2 - 4y - 3`
Subtract the second polynomial from the first.
`x^2 - 9x + sqrt 3 ; -19x + sqrt 3 +7x^2`
Subtract the second polynomial from the first.
`2ab^2 + 3a^2b - 4ab ; 3ab - 8ab^2 + 2a^2b`
Multiply the given polynomial.
`2x ; x^2 - 2x - 1`
Multiply the given polynomial.
`2y + 1 ; y^2 - 2y^3 + 3y`
Divide first polynomial by second polynomial and write the answer in the form ‘Dividend = Divisor × Quotient + Remainder’.
`5x^5 + 4x^4 - 3x^3 + 2x^2 +2;x^2-x`
Add the following polynomial.
`7x^4 - 2x^3 + x + 10 ; 3x^4 + 15x^3 + 9x^2 - 8x + 2`
Add the following polynomial.
`3p^3q+ 2p^2q + 7; 2p^2q + 4pq - 2p^3q`
Subtract the second polynomial from the first.
`5x^2 - 2y + 9 ; 3x^2 + 5y - 7`
Subtract the second polynomial from the first.
`2x^2 + 3x + 5 ; x^2 -2x + 3`
Simplify.
(8m2 + 3m − 6) − (9m − 7) + (3m2 − 2m + 4)
Which polynomial is to be subtracted from x2 + 13x + 7 to get the polynomial 3x2 + 5x − 4?
Which polynomial is to be added to 4m + 2n + 3 to get the polynomial 6m + 3n + 10?
