P(x)=7x
4
−2x
3
+5x
2
+7x+3,g(x)=3+x
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Verified answer
Answer:
Expert-verified answer question
Given : square of any integer is of the form 3p or 3p+1.
To find : Prove.
Solution: Any number can be represented as. 3q , 3q + 1 , 3q + 2 where q is integer. (3q)² = 9q² = 3* 3q² = 3p ( as q is integer => 3q² is integer) (3q + 1)² = 9q² + 6q + 1. = 3( 3q² + 2q) + 1.
Step-by-step explanation: