Q-1 Find two solutions of the linear equation 2x-y=4.
Q-2 If the points (2K-3,K+2) lies on the graph of the equation 2x+3y+15=0, find the value of K.
Q-3 Find the length of the chord , which is at a distance of 3cm from the centre of a circle of radius 5cm.
Q-4 Two cubes of side 6cm are joined end to end. Find the surface area of the resulting cuboid.
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question number 2 is-15/7
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Q-2
Since the point lies on the graph, it must satisfy the equation.
So, 2(2k-3) + 3(k+2) + 15 = 0
4k - 6 + 3k + 6 + 15 = 0
7k = -15
k = -15/7
Q-3 solve =
see in the pic
Q-4 solve = see in the pic
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Since the point lies on the graph, it must satisfy the equation.
So, 2(2k-3) + 3(k+2) + 15 = 0
4k - 6 + 3k + 6 + 15 = 0
7k = -15
k = -15/7
Q-3 solve =
see in the pic
Q-4 solve = see in the pic
please mark me as brainiest
thanks you
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