Question

find the answer using the proper identity ​

Answer 1

Answer:

a) (p+2q)^2

=p^2+2.p.2q+(2q)^2

=p^2+4pq+4q^2

b) (4x-3y)^2

=(4x)^2-2.4x.3y+(3y)^2

=16x^2-24xy+9y^2

c) (598)^2

=(600-2)^2

=600^2-2.600.2+2^2

=360000-2400+4

=360004-2400

=357604