Expand and simplify the expression
(p-4q) (3p+q) - (2p+3q) (4p-7q)

Step-by-step explanation:

-5p² -9pq +17q²

Step-by-step explanation:

Please see attached picture for full solution.

c.35

step-by-step explanation:

8+13=21

21+8=29

29+6=35

3,6 and 7.

step-by-step explanation:

a) unit place of 37 is 7

so the unit place of cube of 37 will be

7³= 343=3

the answer is 3.

b) unit place of 56 is 6, so the unit place of cube of 56 will be

6³= 216=6

the answer is 6.

c) unit place of 133 is 3, so the unit place of cube of 133 will be

3³= 27= 7.

the answer is 7.