Question

Q1.               What is the value of the algebraic expression a2 + 2ab + b2 when x=1 and y=-1.                  ​

Answer 1

Answer:

(i) y − z

(ii)

(iii) z2

(iv)

(v) x2 + y2

(vi) 5 + 3 (mn)

(vii) 10 − yz

(viii) ab − (a + b)