Question
The ratio of roots of an equation ax²+bx+b
= 0 is p : q Then find, √p/√q + √q/√p + √p/√q ?Solution
ax²+bx+b = 0 α/β = p/q p+q = - b/a p×q = b/a ⇒ √p/√q + √q/√p + √p/√q ⇒ (p+q)/√pq + √b/√a ⇒ - √b/√(b/a) + √b/√q ⇒ - √b/√a + √b/√a = 0
How much percent more does a type III watch cost compared to a type II watch?
Arjun works for βxβ days and he complete 20% of work. while remaining work is completed by Bheem & Chinky together in (x + 190/13) days, then What w...
Arjun & Chinky together start work and do it for 10 days and rest work is completed by Danny & βXβ together in 4 days. Then, in how many days βXοΏ½...
Danny & Elli together complete work βpβ in (z β (67/52)) days, while Danny & Finn together can complete the work βqβ in βzβ days. If work ...
Company Y placed an order considering the rate of type III watch as Rs. 1.5 Lakhs. What amount would the company have to pay for 3 watches of type IV an...
If Chinky worked for whole time and Arjun & Bheem work alternatively with Chinky, then what will be the minimum number of required days to complete the ...
Company X considered the price of watch of type II as Rs. 1 lac and placed an order for 4 watches of type III, 2 watches of type II and 1 watch of type ...
If both the companies X and Y placed an order for 3 watches of type I, 4 watches of type III and 2 watches of type II, what is the difference between th...
Relevant for Exams:
