Find the Sum Of: X and 3y

Find the sum of: x and 3y

Sum

x + 3y

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

Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 6.1

Subtract the second expression from the first:

x + 2y + z, - x - y - 3z

Simplify:

`a(a + 1/a) - b(b - 1/b) - c(c + 1/c)`

Factorised form of r² – 10r + 21 is ______.

Volume of a rectangular box with length 2x, breadth 3y and height 4z is ______.

The coefficient in – 37abc is ______.

Factorised form of p² + 30p + 216 is (p + 18)(p – 12).

Factorise the following expression.

x³y² + x²y³ – xy⁴ + xy

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

100m + 1000n

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

1.2 a + 0.8 b

Number of terms in the expression 3x²y – 2y²z – z²x + 5 is ______.