SOLUTION: I have problems with a few sums. 1. -14ab (2a+b divided by 7) 2. (5pq^2 divided by 6 - 2p^2q divided by 3) (4p^2q^2) 3. (5x-3y)(4x+6y)(2x-3y) 4. if

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Question 214128: I have problems with a few sums.
1. -14ab (2a+b divided by 7)
2. (5pq^2 divided by 6 - 2p^2q divided by 3) (4p^2q^2)
3. (5x-3y)(4x+6y)(2x-3y)
4. if (p+q)=5 and pq=4,find p^2 +q^2

Answer by thinkingeye(11)   (Show Source): You can put this solution on YOUR website!
-2ab(14a+b)
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