If a and B are the zeroes of the quadratic polynomial P(x)=x²-5x+4 find the value of a4 b3 + a3 b4
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Step-by-steWhat happens when a solution of an acid is mixed with a solution of a base
in a test tube?
2) Write the chemical formula of hydrated copper sulphate and anhydrous
copper sulphate.
3) Why cake or bread becomes soft & spongy on adding baking powder? Write
chemical equation.p explanation:
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