3x+15=0
<=> 3x=-15
<=> x= -15/3
<=> x= -5
Vậy nghiệm của đa thức 3x+15 là -5
Sorry I just need points so I can have it on the phone later after work and I will have to go get it bruh was a day and a half day
Consider, pls, this option:
1. note, that area_of_rombus=0.5*diagonal_1*diagonal_2.
2. according to the formula above:
area=0.5*28*23=14*23=322 (inch²).
answer: 322 in².