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I. 77x² - 25x – 72 = 0 77x² - 88x + 63x – 72 = 0 11x(7x – 8) + 9(7x – 8) = 0 (11x + 9) (7x – 8) = 0 x = -9/11, 8/7 II. 42y² +13y – 42 = 0 42y² + 49y - 36y – 42 = 0 7y(6y + 7) – 6(6y + 7) = 0 (7y – 6) (6y + 7) = 0 y = 6/7, -7/6 Hence, relationship cannot be established between x and y.
If the curved surface area and the radius of a cylinder are 660 cm2 and 14 cm, respectively, then find the volume (in cm3) of the ...
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A spherical ball with a radius of 14 cm is melted and cast into smaller solid cubes, each with a side length of 7 cm. How many such cubes can be formed?
If the area of a triangle is 864 cm2 and base: corresponding altitude is 3:4, then the altitude of the triangle is:
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What is the difference between (in m2) the area of a circular field of radius 28 metres and area of a rectangular piece of land having its di...
Determine the slant height of a cone with a volume of 1,884 cm³ and a base radius of 15 cm. (Use π = 3.14)
Mr. Shiva invested equal amount of money in two private firms which gives 15% simple interest per annum for 3.5 years and 5 years respectively. If the d...
Cost of two types of pulses is Rs.25 and Rs, 30 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
