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AGRAWAL PUBLICATION-SAMPLE PAPER 12-EXERCISE
- If alpha and beta are zeros of a quadratic polynomial 4x^2+4x+1, then ...
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- A farmer conects a pipe of internal diameter 20 cm from a canal into c...
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- How many terms of the A.P. 9,17,25,….. Must be taken to give a sum of ...
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- 5 books and 7 pens together cost Rs 79, whereas 7 books and 5 pens tog...
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- The length of a rectangular plot is greater than thrice its breadth by...
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- A tower is 50, high. Its shadow is x metres shorter, when the sun's al...
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- A dice is thrown twice. What is the probability that 2 will not come u...
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- A bag contains 5 red, 8 green and 7 white balls. One ball is drawn at ...
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- Find th curved surface area of a right circular cone of height 15 cm a...
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- The outer and inner diameters of a circular ring are 34 cm and 32 cm r...
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- If 2 sin 2 theta = sqrt3, then find the vakue of theta.
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- If sin A =1/2 , cos B = 1, 0< A, Ble pi/2, then find the value of cot(...
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- Calculate the perimeter of a triangle XOY with vertices X(3,4), O(0,0)...
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- If r =3 is a root of quadratic equation kr^2- kr-3= 0 then find the va...
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- Find the degree of the polynomial (x+1) (x^2-x+x^4 -1).
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- Can two numbers have 18 as their LCM? Give reason to explain your answ...
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- Write the exponent of 3 in the prime factorisation of 1944.
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- Find the value of k for which the equation kx(x-2) +6 =0 has equal roo...
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- Solve the quadratic equation for x: (2x- 3)^2=25.
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- Find the value of k for which the pair linear equations kx= 3y= k-2, 1...
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