Math, asked by Rosebino8681, 6 months ago

What is the coefficient of r in the expansion of(3r-5)(2r+3)

Answers

Answered by krishagarwal17

1

Answer:

1

Step-by-step explanation:

6r2+9r-10r-15

6r2-r-15

so, the coefficient of r is 1

Answered by mithlesh1668jnvauran

0

Answer:

-1

Step-by-step explanation:

By expanding we get this,

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