Simplify -4-3×5+(-7+5)​

simplify -4-3×5+(-7+5)

BODMAS Rule i.e. order of solving a polynomial :-

-4 -3 × 5 + ( -7 + 5 )

Solving the brackets first of all, We get,

⇒ -4 -3 × 5 -2

Now multiplying -3 and 5, We get,

⇒ -4 -15 -2

⇒ -21

∴ Simplifying -4-3×5+(-7+5), We get, -21

the discriminant is 64 + 4*1*12 = 112

this is prime.

step-by-step explanation:

idk

step-by-step explanation: