Plss solve the 16 th one
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I didnt get what does factorise have to do here
p(x)=ax³+3x²-3
p(4)=64a+48-3
=64a+45
=R1
g(x)= 2x³-5x+a
g(4)=128-20+a
=108+a
=R2
64a+45+108+a=0
65a+153=0
65a= -153
a= -153/65
a= -2.353
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