(5 plus 3x) (7 plus 3x) using appropriate identity
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Answer:
(5+3x)(7+3x)
=(5x7)+(5+7)3x+9x2
=35+36x+9x2
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Answered by
0
Answer:
(5+3x)(7+3x)
=5(7+3x) +3x(7+3x)
=35+15x+21x+9x²
=35+36x+9x²
Step-by-step explanation:
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