Question

Points P and Q are taken on the ellipse 2(3x+y-1)^2 + 3(x-3y+4)^2=80. If a,b,c,d are the lengths of the sides of quadrilateral PAQB where A and B are foci of the ellipse then a^3+b^3+c^3+d^3 is always greater than :- A) 14 B) 18 C) 28 D) 30

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Answer 1

Answer:

Ara karlo n

Explanation:

you are giving sample of dilute hydrochloric acid and dilute sulfuric acid. which reagent will you use to differentiate between the two acid? mention the physical change associated with the test.