Question

Expand the following a) (3x+5y)^2 b) (17a - 4)^2 c) (x+17) (x-17). d) (7b - 2a)^2​

Answer 1

a) 9x^2+25y^2+30xy
b) 289a^2+16-136a
c)x^2-289
d)49b^2+4a^2-28ab

Answer 2

$\huge\underline\purple{Al gebraic~identities}$

pls refer to the above attachment mate

pls give it a thanks :)