For the following questions answer them individually
If $$\frac{4x-3}{x}+\frac{4y-3}{y}+\frac{4z-3}{z}=0$$, then the value of $$\frac{1}{x}+\frac{1}{y}+\frac{1}{z}$$ is
Find the simplest value of $$2\sqrt{50} + \sqrt{18} - \sqrt{72}$$ is __? $$(\sqrt{2} = 1.414)$$.
If $$a^2+b^2+4c^2=2(a+b-2c-3)$$Â and a, b, c are real, then the value of $$(a^2+b^2+c^2)$$Â is
A number x when divided by 289 leaves 18 as the remainder. The same number when divided by 17 leaves y as a remainder. The value of y is
An equation of the form ax + by + c = 0. Where, a ≠0, b ≠0 and c = 0 represents a straight line which passes through
The numerator of a fraction is 4 less than its denominator. If the numerator is decreased by 2 and the denominator is increased by 1, then the denominator becomes eight times the numerator. Find the fraction.
If $$x^2=y + z, y^2=z + x, z^2=x+y$$, then the value $$\frac{1}{1+x} + \frac{1}{1+y} + \frac{1}{1+z}$$
In a triangle ABC, $$\angle{A} = 90^o , \angle{C} = 55^o , \overline{AD}$$ is perpendicular to $$\overline{BC}$$. What is the value of $$\angle{BAD}$$ ?
If G is the centroid of triangle ABC and area of triangle ABC = 48cm2, then the area of triangle BGC is
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