Question

was given y = 5x³-7x²+6 value of y''' (1) - {y'(1)}² is ?​

Answer 1

Answer: y = 5x³-7x²+6

y'=15x²-14x

y'(1) =15(1)²-14(1)=1

again, y"=30x-14

y"'=30

y"'(1) =30

y"'(1) -(y'(1)) ²=30-1=29 ✅✅✅