Add the following algebraic expressions:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Indetify the terms, their coeffcients for each of the following expressions.

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Classify the following polynomials as monomials, binomials, trinomials. Which polynomials do not fit in any category?

(i) x+y

(ii) 1000

(iii) x+x²+x³+x⁴

(iv)7+a+5b

(v) 2b-3b²

(vi) 2y-3y²+4y³

(vii) 5x-4y+3x

(viii) 4a-15a²

(ix) xy+yz+zt+tx

(x) pqr

(xi) p²q+pq²

(xii) 2p+2q

Subtract:

(i) -5xy from 12xy

(ii) 2a² from -7a²

(iii) 2a-b from 3a-5b

(iv)

(v)

(vi)

(vii) x² - xy² + xy from x²y + xy² - xy

(viii)

Take away:

(i)

(ii)

(iii)

(iv)

(v)