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in a group of 1000 people there are 750 people will speak english and 400 people will speak russian how many may speak english only how many will
if a amp b are -2-2 and 2-4 respectively find the co ordinates of p such that ap 37 ab and p lies on the line segment
the centre of a circle is 2x - 1 3x 1find x if the circle passes through -3-1 and the length of the diameter is 20
if the vertices of a triangle are 1 k 4 -3 -9 7 and its area is 15 sq units find the values of
find the third vertex of a triangle if its two vertices are -1 4 and 5 2 and mid point of one side is 0
determine the ratio in which the line 2x y -4 0 divide the line segment joining the points a 2-2 and b 3 7also find the coordinates of the point of
null void empty seta set which has no element is known as the null set or empty set and is indicated by f phi the number of elements of a set a is
co-ordinate geometry mathematics is the tool specially suited for dealing with abstract concepts of any kind
normally sets are given in the various waysa roaster form or tabular formin that form we describe all the member of the set within braces curly
a set can define as a precise group of distinct objects well-defined group means that there be a principle with the help of which it is probable to
a ladder sets against a wall at an angle alpha to the horizontal if the foot is pulled away from the wall through a distance of a so that is
a fire in a building b is reported on telephone to two fire stations p and q 10km apart from each other on a straight road p observes that the
a vertical post stands on a horizontal plane the angle of elevation of the top is 60o and that of a point x metre be the height of the post then
the angle of elevation of a jet fighter from a point a on the ground is 600 after a flight of 15 seconds the angle of elevation changes to 300 if the
from a window x meters high above the ground in a street the angles of elevation and depression of the top and the foot of the other house on the
the angle of elevation of the top of a tower from a point on the same level as the foot of the tower is alpha on advancing p meters towards the foot
apply the concept of partial fraction and add the corresponding termsthe terms will get cut automatically leaving the first and last
if arg ab pi2 then find the value of aba-b where ab are complex numbersans arg ab pi2tan-1 ab pi2ab tanp2 therefore abinfinityor
darien agrees to sponsor her sister 8 plus 1 for every mile she walkswrite an expression to show her total
in a garden 18 of the flowers are tulips 14 of the tulips are rd what fraction of the flowers in the garden are red
what is the value of tan in terms of sinans tan sincostan sin radic1 -
2sin 6cos6 - 3sin4cos41 0ans sin23 cos23-3 sin4cos410consider sin23 cos23rarrsin2cos23-3 sin2cos2 sin2cos2 1-
if 7 cosec-3cot 7 prove that 7cot - 3cosec 3ans 7 cosec-2cot7pt 7cot - 3 cosec37
asolve for if tan5 1ans tan 5 1 rarr 455 rarr 9obsolve for if sin1 cos 1 cos sin 4
if a b are acute angles and sina cosb then find the value of abans a b