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Find the value for K for which 4x=k-3y has x=4 and y=-3 as the solution set.
There are 2 numbers.The second number is 3 less than 2 times the first number. If the difference between their reciprocals is 1/20.find the numbers.
There are 52 weeks in a year then find the probability that a leap year has 53 sundays.
In the figure 2 semicircles are drawn with pQ and RQ as diameters. A is the centre of smeller semicircles .The line drawn perpendicular to PQ through A intersects the semicircle at B and C . PA=9cm a)Find the length of AO? b) Find the length of BC? Explain it?It is the second terminal exam .
1. Give Reason 1) Cooking pans have plastics handles. 2) refrigerator have a plastic foam core. 3) burning of plastics causes air pollution. 4) Bakelite is used for making electrical switches . 5) electric wires have a plastic covering. 2. write any 5 environmental hazards of disposal of plastics.
1) List 3 precautions to reduce damage during an earthquake 2) what are the safety measures to be taken during an earthquake i) outside ii) inside
PQ AND RS ARE 2PARALLEL CHORD OF A CIRCLE WHERE THE CENTER IS O AND THE RADIUS IS 10CM IF PQ=16CM AND RS=12CM FIND THE DISTANCE BETWEEN PQ AND RS IF THEY LIE [1] ON THE SAME SIDE OF THE CENTER [2] ON THE OPPOSITE SIDE OF THE CENTER
THE LENGTH OF CHORD OF THE CIRCLE OF RADIUS 10CM IS 12CM DETERMINE THE CHORD FROM THE CIRCLE
FIND THE VALUE OF P IF x=-1 , y=2 AND THE SOLUTIoN OF EQUATION 2x+y=p
WRITE TWO SOLUTION FOR THE LINEAR EQUATION 2x+3y+7=0
why are mobile towers painted red and white?
[5x2+6y]-[9.7x2]+ [8y-11] and [x2-3y]+12 solve this problem also explain the steps ?
State the factor on which buoyant force depends on ?
If x is in third quadrant,then (a).Choose the possible value of cosec x from the bracket[-3/5,3/5,5/3,-5/3] (b).Evaluate tanx-secx for the x in the part (a)?
solve the equation tan^2 0+ cot^2 0= 2?
If sin x=12/13 and x is an acute angle,find the value of cos 2x?
Show that cos 20 cos 40 cos 80=1/8
how to find the roots of a third degree equation?
what is motion?
solve the equation: 2x=y