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3x+4y=10
x^3+y^3=6
What is the minimum value of 3x+11y=?

Read Solution (Total 4)

how to find the roots of cube?
13 years agoHelpfull: Yes(2) No(3)

38..bcoz..on subtracting 2 eqns we get y=4 and x=-2.therefore 3x+11y=-6+44=38.
13 years agoHelpfull: Yes(1) No(11)
we have to find the roots of eqn ie x=-2 and y =4 ..put the possible roots in resulting equation to get the min of all.=
38
13 years agoHelpfull: Yes(0) No(5)
38 is the answer...solving for x and y from the given equations getting value as x=-2 and y=4 and substituting the value in question 38 is answer..
13 years agoHelpfull: Yes(0) No(1)

CTS Other Question

A car travels from B at a speed of 20 km/hr. The bus travel starts from A at a time of 6 A.M. There is a bus for every half an hour interval. The car starts at 12 noon. Each bus travels at a speed of 25 km/hr. Distance between A and B is 100 km. During its journey ,The number of buses that the car encounter is ? rambo works in the security section of a bank.everybody in the company is either an IT person or a finance person or both.the assignment that rambo is currently working on has five people from finance and three people from IT,including him.of the 26 finance people in his department,a total of 16 are in his section.of the 18 IT people in his department,10 are not in rambo section.there is nobody in rambo section who is both a finance person and an IT person.fifteen people in his department do not belong to his section...
1)how many IT people are there in rambo's department who are not a finance person and are not in rambo's section?
A)1 B)3 C)5 D)8
2)what number finance people in rambo's department are not in his section?
A)26 B)10 C)21 D)16
3) what is the total number of people who come under rambo's department?
A)51 B)45 C)40 D)39
4)how many people in the department are both IT and finance persons?
A)0 B)5 C)3 D)7