Advertisements
Advertisements
प्रश्न
Evaluate: (4x2 - 4x + 1)(2x3 - 3x2 + 2)
Advertisements
उत्तर
(4x2 - 4x + 1)(2x3 - 3x2 + 2)
= 4x2 (2x3 - 3x2 + 2) - 4x (2x3 - 3x2 + 2) + 1 (2x3 - 3x2 + 2)
= 8x5 - 12x4 + 8x2 - 8x4 + 12x3 - 8x + 2x3 - 3x2 + 2
= 8x5 - 12x4 - 8x4 + 12x3 + 2x3 + 8x2 - 3x2 - 8x + 2
= 8x5 - 20x4 + 14x3 + 5x2 - 8x + 2
APPEARS IN
संबंधित प्रश्न
Get the algebraic expression in the following case using variables, constants and arithmetic operations.
One-half of the sum of numbers x and y.
Get the algebraic expression in the following case using variables, constants and arithmetic operations.
Numbers x and y both squared and added.
Factorize `x^2 + 5sqrt5x + 30`
Factorize the following expressions:
10x4y – 10xy4
Multiply: x2 + 4y2 + 2xy − 3x + 6y + 9 by x − 2y + 3
Write the number of the term of the following polynomial.
5x2 + 3 x ax
Separate monomials, binomials, trinomials and polynomials from the following algebraic expressions :
8 − 3x, xy2, 3y2 − 5y + 8, 9x − 3x2 + 15x3 − 7,
3x × 5y, 3x ÷ 5y, 2y ÷ 7 + 3x − 7 and 4 − ax2 + bx + y
Divide: - 16ab2c by 6abc
Divide: 2a2 - 11a + 12 by a - 4
Which of the following is correct?
