Algebra

How many terms are there in the expression 1.2ab - 2.4b + 3.6a?

• 1

• 2

• 3

• 4

What is the coefficient of x in the expression y²x + y?

• Y²

• Y

• 1

• 0

Which of the following pairs of terms ic a pair of unlike terms?

• 3x,2xy

• -xy²,-2xy²

• -6x2,20x²y

• 8x2,7y

Which of the following pairs of terms is a pair of unlike terms?

• -p²q²,12q²p²

• 41,100

• qp²,13p²q

• -4yx²,-4xy²

What is the sum of a + b - 1 . b - a + 1 and 1 - 2b ?

• 1

• -1

• 2

• -2

Simplify: p + (p - q) + q + (q - p)

• P

• q

• P+q

• P-c

What should be added to x² + 3xy + y² to get x² + y²?

• 2xy

• -2xy

• 3xy

• -3xy

What should be subtracted from 1 get 1-x+2x²?

• 2x²-1

• x-2x²

• 1-x

• 1+x

A term of an expression having no literal factor is called a_________.

• monomial

• constant

• trinomial

• variable

What should be added to x - y to get 2x?

• Y

• X

• Y+X

• X-Y