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11. Expand and simplify. (V7+V5)2
12. What is Axiom ? Give one example.
13. What is Postulate ? Give one example.
14. In the given figure find the value of x.
x+15x+5
O
A
B В
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Answer: 11. We know that
(a+b)^2=a^2+b^2+2ab
=7+5+2√35
=12+2√35
12. In mathematics or logic .an axomium is an unprovable rule or first principle accept as true because itself evedenet particularly useful"Nothing can both be and not be at the same time and in the same respect" is an example of axomium .
13.A postulate ( also sometimes called on axiom ) is a statement to that is aggreed by everyone to be correct. This is useful for creating proofs in mathematics and science .One example on Albert Einstein's postulate that the universe is homogeneous .
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