Write the coefficient of x2 and x in the following polynomial 4+25x2-3x

Write the coefficient of x² and x in the following polynomials

`4 + 2/5x^2 - 3x`

योग

Coefficient of x² is `2/5` and coefficient of x is −3.

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अध्याय 3: Algebra - Exercise 3.1 [पृष्ठ ८७]

अध्याय 3 Algebra
Exercise 3.1 | Q 2. (i) | पृष्ठ ८७

Get the algebraic expression in the following case using variables, constants and arithmetic operations.

One-fourth of the product of numbers p and q.

Factorize `21x^2 - 2x + 1/21`

If (x + y)³ − (x − y)³ − 6y(x² − y²) = ky², then k =

Evaluate: (4x² - 4x + 1)(2x³ - 3x² + 2)

Divide: - 16ab²c by 6abc

Divide: 5x² - 3x by x

Write in the form of an algebraic expression:

Perimeter (P) of a rectangle is two times the sum of its length (l) and its breadth (b).

When y = –1, the value of the expression 2y – 1 is 3

If x = 2 and y = 3, then find the value of the following expressions

x + y

Which of the following is correct?