Question

Please help me in this question.​

Answer 1

Answer:

a) 2p+q-3pq

=(2×3)+(-3)-{3×3×(-3)}

=6-3-(-27)

=6-3+27

=33-3=30

b) p²q²+p³-q³+pq²+p²q

={3²(-3)²}+3³-(-3)²+{3×(-3)²}+{3²×(-3)}

=(9×9)+9-9+(3×9)+{9×(-3)}

=81+27+0+(-27)

=81+27-27

=81

Answer 2

Step-by-step explana

:):)