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Start learning 50% faster. Sign in nowI. 15y2 + 26y + 8 = 0 15y2 + 6y + 20 y + 8 = 0 3 y (5 y + 2) + 4 (5 y + 2) = 0 (3 y + 4) (5 y + 2) = 0 y = -4/3,-2/5 II. 20x2 + 7x – 6 = 0 20x2 + 15x - 8 x – 6 = 0 5 x(4 x + 3) – 2(4 x + 3) = 0 x = 2/5,-3/4 Hence, no relationship cannot be established between x and y
Perimeter of a square and circumference of a circle are in the ratio 9:11, respectively. If area of the square is 81 cm2, then find the radiu...
A cuboid has a breadth of 5 cm, and the combined total of its length and height is 23 cm. If the volume of the cuboid is 600 cm³, calculate the percent...
If the length of the diagonal of a square is 13.6 cm, then the area of the square is:
In a division the quotient is 12, the divisor is 15 and the remainder is 7. What is the dividend?
The ratio of length and breadth of a rectangular field is 5:3. If the total cost of surrounding it at the rate of Rs 7.50 per meter is Rs 3000, then fin...
Find the coordinates of the points where the graph 57x – 19y = 399 cuts the coordinate axes.
(a) x – axis at (– 7,0) and y – axis at (0, ...
The radius of a circle is x meters, and the side of a square is x + 5 meters. If the sum of the circumference of the circle and the perimeter of the squ...
Radius of a cylindrical vessel is 3cm less than breadth of rectangle, while height of cylindrical vessel is equal to length of rectangle, whose area is...
Perimeter of a square and circumference of a circle are in the ratio 10:11, respectively. If area of the square is 100 cm2, then find the rad...
(180/3)% of the raindrops could have been collected, when 8 cm of rain has fallen on a part of land of area 2.5 km2, in a tank having a 200 m...
