Question

13. (3x – 7) (5r? - 2r+3)​

Answer 1

Question:

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13. (3x – 7) (5r^2 - 2r+3)

Answer:

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15r^2 - 6rx + 9x - 35r^2 + 14r - 21

Explanation:

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( 3x - 7 )( 5r^2 - 2r +3 )

= 3x( 5r^2 - 2r + 3) -7( 5r^2 - 2r + 3)

= 15r^2x - 6rx + 9x - 35r^2 + 14r - 21

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