Add : 2x + Y and 3x – 4y

Add : 2x + y and 3x – 4y

योग

2x + y and 3x – 4y

= 2x + 3x + y - 4y

= 5x - 3y

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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 4.2

Constant is only 8 other is variable 2y –`7/3` z ÷ x

Group the like term together: 9x², xy, – 3x², x² and – 2xy

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

Find the sum of: x³+3x²y and 2y²

Subtract the second expression from the first:

−2b + 2c, b + 3c

Subtract the second expression from the first:

10abc, 2a² + 2abc - 4b²

Simplify: 3x + [4x – (6x – 3)]

The co-efficient of ab in the term 15 abc is 15

Volume of a rectangular box with l = b = h = 2x is ______.

Write the greatest common factor in the following terms.

2xy, –y², 2x²y