Question

Expand :- (-p-4q-3 r.)²​

Answer 1

Answer:

Step-by-step explanation:

please tell me when you know

Answer 2

Answer:

p^2+16^2+9^2+8pq+24qr+6pr

Step-by-step explanation:
(a+b+c)^2 = a^2+b^2+c^2+2ab+2bc+2ac
    a = p
    b = 4q
    c = 3r
p^2+(4q)^2+(3r)^2+2(p)(4q)+2(4q)(3r)+2(p)(3r)
p^2+16^2+9^2+8pq+24qr+6pr

hope, u may find this answer easy and understand it.
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