Question

find the value of following expression when n equalls-4 1st 5nsquare+5n+2​

Answer 1

Answer:

$\red {Value\:of \:5n^{2}+5n+2}\green {=62}$

Step-by-step explanation:

$If \: n = -4 ,then \: value \: of$

$\red {5n^{2}+5n+2}$

$= 5(-4)^{2}+5(-4)+2\\=5\times 16-20+2\\=80-20+2\\=60+2\\=62$

Therefore.,

$\red {Value\:of \:5n^{2}+5n+2}\green {=62}$

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