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Rakesh G.
Tutor at Toppr for 2 months
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Basic Math
TutorMe
Question:

Eq x^3-8x^2+37x-50=0 have one root 3+4i what will be the other root that is real number ?

Rakesh G.
Answer:

Let Eq. have 3 roots a, b, c so a is 3+4i so other will be its conjugate b will be 3-4i . We Know some of all roots a+b+c=8 so c=8-(a+b) =>2 ans

Calculus
TutorMe
Question:

lim at x goes to zero what will be the value of x^ 2* sin(1/x)?

Rakesh G.
Answer:

We can make it in simple form x* (sin(1/x))/ (1/x) and limit tends to zero so 0*1 =0 Ans

Civil Engineering
TutorMe
Question:

When a beam is floating in water 2 person are standing on it at one fifth from each end what will be the Bending moment at midpoint?

Rakesh G.
Answer:

There will be UDL acting from down side so at mid point no moment will generated.

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