Question

if 5-4x X 5(x2+4)= 1 , then find th value of 'x' .​

Answer 1

Answer:

6 please mark as brainlist also

Answer 2

Answer:

f(x)=5+4x−4x2

a=−4;b=4;c=5

ymax=(b2−4ax)/−4a

=42−4(−4)(5)/−4(−4)

=(16+80)/16

=1696

=6.