For what value of the parameter \(\lambda ,\mu\)do the system of equations

1) no solution

2) unique solution

3) more than one solution

\(x+y+z=6,x+2y+3z=10,x+2y+\lambda{z}=\mu\)

Adv.

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

A : 12days B : 15days C : 16days D : 18days

Find the value of integration:

\(\int{(3X+5)^{3}}dx\)

\(\int\frac{2x+4}{5x+3}dx\)

Find the root of equation:

\(3x^2+2x+4\)

Evaluate :

\(8x^{2}+5x+3 =0\) using this

\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)

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5% of a = b then b% of 20 is the same as _______?

If x% of a is the same as y% of b then z% of b will be ___?

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