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find a quadratic polynomial whose sum and product of its zeroes are 3/4 and -1 respectively
Z 00m315 014 8478(0000)
Find the HCF and LCM Of 64 and 120.
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An object moves from point A to point C along the rectangle shown in the figure below. (a) Find the distance covered by the moving object. (b) Find th … e magnitude of the displacement of the object. (Scale: One square box = 1km x 1km)
find the value of the expression, (8×4)-6÷3+1
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if the line represented by ax²+4xy+4y²=0 are real and distinct then find the value of a
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Verified answer
Given=========
distance of the foot of the ladder from the wall=2.4m
ladder inclined 68 degree with the ground
now use
tan68=height /distance of ladder from wall
height = (2.4)tan68 m
=(2.4)(2.475) m {tan68=2.475