Simplify: 9a (2b – 3a + 7c)

योग

9a (2b – 3a + 7c)

= 18ab – 27a² + 63ca

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अध्याय 11: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (F)

अध्याय 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (F) | Q 11

Identify the term, their coefficients for the following expression:

0.2x − 0.3xy + 0.5y

Write the degree of the following polynomial:

3y³ − x²y² + 4x

Find the sum of: 3a + 5b + 2c, 2a + 3b-c and a + b + c.

Simplify: 8 (2a + 3b – c) – 10 (a + 2b + 3c)

Simplify: 5a – [6a – {9a – (10a – `bar("4a" - "3a"))}]`

Simplify: `7"a" ["8a" - (11"a" - (12"a" - bar"6a - 5a"))]`

Simplify: `8"x" - ["4y" - {"4x" + ("2x" - bar"2y - 2x")}]`

Number of factors of (a + b)² is ______.

Common factor of 12a²b² + 4ab² – 32 is 4.

Identify the numerical coefficient of term (other than constant) in the following expression:

− p²q² + 7pq