Add : 23y2 , 8y2 and – 12y2

Add : 23y² , 8y² and – 12y²

योग

23y² , 8y² and – 12y²

= 31y² - 12y² = 19y²

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

अध्याय 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 2.2

Identify the terms, their coefficients for the following expressions.

0.3a − 0.6ab + 0.5b

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

5 − 3t²

Constant is only 8 other is variable ax + 9

Find the sum of: a² + b² + 2ab, 2b² + c² + 2bc and 4c² -a² + 2ac

Simplify: 9x + 5 – [4x – {3x – 2 (4x – 3)}]

The numerical co-efficient of −7mn is

The factorised form of 3x – 24 is ______.

If (x²y + y² + 3) is subtracted from (3x²y + 2y² + 5), then coefficient of y in the result is ______.

– a – b – c is same as – a – (______).

Write the coefficient of x² in the following:

x³ – 2x² + 3x + 1