Answer:
troupe ta reponse too meme je ne confused pas mais churches tu va trouver ou tu voie les autres responses correct
A quadratic equation is one in which the highest exponent of x is 2.

is quadratic; the highest exponent is 2.
x³-3x²+1=0 is NOT quadratic. The highest exponent of x is 3, not 2.
5x-7=0 is NOT quadratic. The highest exponent of x is 1, not 2.
x²+3x-5=0 is quadratic; the highest exponent of x is 2.
x-5=9x+7 is NOT quadratic. The highest exponent of x is 1, not 2.
x²-x=3x+7 is quadratic; the highest exponent of x is 2.
Answer:
Step-by-step explanation:
3627 x 673:(876)= 2138290596
I got that by taking 3627x876(876) and got that
Answer:
the start numbew woould be 26
Step-by-step explanation:
6 less than 26 is 20