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Help with number 6? Rlly dont get it.
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Help with number 6? Rlly dont get it.

Help with number 6? Rlly dont get it.-example-1
User ExternalUse
by
3.3k points

1 Answer

7 votes

Answer:

12s^2 - s - 20

Explanation:

It's simplest form is when it's fully expanded.

To expand: (3s-4)(4s+5)

(3s * 4s) + (3s * 5) + (-4 * 4s) + (-4 * 5)

= 12s^2 + 15s -16s -20

= 12s^2 - s - 20

User Paul Hiemstra
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3.2k points
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