Answer:
m+6n
Step-by-step explanation:
Answer:
8,9
Step-by-step explanation:
(x +1) + 7=2x
x+8 = 2x
8=x
I think it is true. But Please don't take my word on it.
Answer:
Therefore either a:b = 5:4 or a:b=-5:4
Step-by-step explanation:
ax²-5bx+4a=0
Since the quadratic equation has two real root.
Then b²-4ac>0
Here a= a , b= -5b and c=4a
∴(-5b)²-4.a.4a=0
⇔25b²=16a²
⇔5b=±4a
Therefore either a:b = 5:4 or a:b=-5:4
Answer : 6
step by step: there’s six sides to a dice