Question

Factorise :
(iv) 42+ 1 +1 42
(v) (+)2 − 2 +2
(vi) 1−2−2−3(+)2 (vii) (3 − 2) − 1
5. Evaluate:(67.8)2−(32.2)2

Can someone pls solve all of this ?
I will mark you as brainliest ....

Answer 1

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