Question

If X=3,find the value of 5x2 +3​

Answer 1

$\huge\tt\colorbox{gold}{Answer}$

If X = 3

$= 5 {x}^{2} + 3$

$= 5( {3)}^{2} + 2$

$= 5(9) + 3$

$= 45 + 3$

$\bold{= 48}$

Answer 2

Step-by-step explanation:

if x=3 then 5x2+3= 5*3²+3= 5*9+3=45+3=48