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
op say thank to me
Step-by-step explanation:
Mast hai bro
6 times 5 is 30, so 45 times 30 is <span>1350
your answer is </span><span>1350 desks </span>
Answer:
My answer was wrong, check above. (EDIT)
Step-by-step explanation: