Question

what should be taken away from 3 x square - 7 x square + 11 X y + 30 to obtain minus x square minus y + 6 y + 20​

Answer 1

Step-by-step explanation:

(i) y − z

(ii) 

(iii) z2

(iv) 

(v) x2 + y2

(vi) 5 + 3 (mn)

(vii) 10 − yz

(viii) ab − (a + b)