Answer:
y=4
x=2
Step-by-step explanation:
y=4
x=2
I think it's right..
Hope I helped!
Answer:
0.86.
Step-by-step explanation:
Probability (None of the viruses will do any damage) = (1 - 0.3)(1-0.5)(1-0.6)
= 0.14.
Therefore the probability that at least one will do damage = 1 - 0.14 = 0.86.
Answer:
product of the roots= c/a
Step-by-step explanation:
The the two roots(α and β) of the quadratic equation ax²+bx+c=0 as given by shridharacharya formula are
now product of the roots
αβ= ×
use formula (a+b)(a-b)= a^2-b^2 and solve we get
αβ= c/a
therefore product of the roots= c/a
Answer is 42 because 9×5 is 45 then you have to subtract 45-3 which equals 42