What is the coefficient of r in the expansion of(3r-5)(2r+3)
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Answered by
1
Answer:
1
Step-by-step explanation:
6r2+9r-10r-15
6r2-r-15
so, the coefficient of r is 1
Answered by
0
Answer:
-1
Step-by-step explanation:
By expanding we get this,
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