Answer: 0
Step-by-step explanation:
The disciminant \Delta tells you how many real solutions a quadratic equation has, depending on its sign:
\Delta>0\implies\text{2 solutions}\\\Delta=0\implies\text{1 solution}\\\Delta<0\implies\text{no solutions}
Answer: -40/90 I think
Step-by-step explanation:
5x8= 40
6x15=90
Answer:
All are true
Step-by-step explanation:
You’re welcome
Answer:
Step-by-step explanation:
(x + 3)² − 5 because :
(x + 3)² − 5 = x² +6x+9 -5 =x²+6x+4
Answer:
m = -16.6
Step-by-step explanation:
- 6.85 + m/4 = -11
Add 6.85 to each side
- 6.85+6.85 + m/4 = -11+6.85
m/4 =-4.15
Multiply each side by 4
m/4*4 = -4.15 *4
m = -16.6
