Answer:
d⁴
Step-by-step explanation:
a⁴ + b⁴ + c⁴ = d⁴
sana ma katulong
the answer is 1=2+2q⟹q=−121=2+2q⟹q=−12
Plugging x=a,b,x=a,b,c in(1) and adding
a3+b3+c3−(a2+b2+c2)−12(a+b+c)−3r=0a3+b3+c3−(a2+b2+c2)−12(a+b+c)−3r=0
3–2−12=3r⟹r=16
