If x + y = 8 and xy = 3/3/4
, find the values of
(i) x- y
(ii) 3(x2 + y2)
(iii) 5(x2 + y2) + 4(x - y).
proper answer is (i) +7 (ii) 169/1/2 (iii) 310/1/2 or 254/1/2.
please give me proper solution of this math.
please
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Answer:
(i) +7 (ii) 169/1/2 (iii) 301 12, 254 12
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