8th Algebraic expressions

The sum of the terms 3x² and 3x is

• 6x²

• 3x²+3x

• 9x³

• 9x²

The number of terms in the algebraic exression 3xy+4y-8 is

• 3

• 2

• 4

• 0

Product of 3x² and 3x is

• 3x²+3x

• 6x²

• 9x²

• 9x³

A product of 5x , 6y and 2z is

• 13xyz

• 30xyz

• 60xyz

• 30x²yz

If the A= x ,B=xy C=xyz then ABC=

• 3xyz

• x³y²z

• x³y³z

• x²y²z

The length of the rectangle is 4x and the breadth of the rectangle is 2x then the perimeter of the rectangle is

• 8x²

• 6x²

• 12x

• 12x²

The length of the rectangle is 2x and breadth is 4x then the area of the rectangle is

• 8x²

• 6x²

• 12x

• 12x²

The sum of 5x+6y and 3x-2y is

• 8x+8y

• 8x+4y

• 8x

• 4y

The degree of the algebraic expression 6x³-7xy +2x

• 3

• 2

• 1

• 0

The co-efficient of x² in the given expression 6x³-x+1

• 6

• -1

• 1

• 0