Choose the correct answer for the following:

The coefficient of x^{4} in is

The coefficient of xy^{2} in 7x^{2} - 14x^{2}y + 14xy^{2} – 5 is

The power of the term x^{3} y^{2} z^{2} is _____

The degree of the polynomial is ______

The degree of the polynomial x^{2} – 5x^{2}y^{3} + 30x^{3} y^{4} – 576xy is

x^{2} + y^{2} – 2z^{2} + 5x – 7 is a

The constant term of 0.4x^{7} – 75y^{2} – 0.75 is

Identify the terms and their coefficients for the following expressions:

i. 3abc - 5ca

ii. 1 + x + y^{2}

iii. 3x^{2} y^{2} - 3xyz + z^{3}

iv.

v.

Classify the following polynomials as monomials, binomials and trinomials:

3x^{2}, 3x + 2, x^{2} – 4x + 2, x^{5} – 7, x^{2} + 3xy + y^{2},

s^{2} + 3st – 2t^{2}, xy + yz + zx, a^{2}b + b^{2}c, 2l + 2m

Add the following algebraic expressions:

i. 2x^{2} + 3x + 5 and 3x^{2} - 4x -7

ii. x^{2} - 2 x -3 and x^{2} + 3x + 1

iii. 2t^{2} + t -4 and 1 – 3t – 5t^{2}

iv. xy - yz, yz - xz and zx - xy

v. a^{2} + b^{2}, b^{2} + c^{2}, c^{2} + a^{2} and 2ab + 2bc + 2ca