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Solved Examples
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B   Which of the following represents the concentration of the base in the new mixture as a function of x, when x mL of pure base is added to 180 mL of a 20% base solution?
   B
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B   Solve the equation x - 1213 + x + 1413 = 813.
   B
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B   Which of the following are the solutions of the equation x - 18x = 3.
   B
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B   Which of the following are the solutions of the equation x + 13x - 14 = 0?   B View Solution
B   Solve the equation x + 12x-15x + 3-45x2 + 3x = 0.
   B
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B   Solve the equation x+9x-4x+4 = 16x2+4x.   B View Solution
B   Solve the equation x-2x+7x+2-9x2+2x = - 2.
   B
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B   Solve : x(x+4)8 < 0
   B
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B   Sum of a number and its reciprocal is - 2. Find the number.
   B
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B   Solve (x + 11)| x - 2 | ≥ 0.   B View Solution
B   In Smith cookies Co., the fixed cost for making cookies is $2300 per week and it costs $0.17 extra to make one cookie. If the selling price of each cookie is$0.39, then find the minimum number of cookies that will earn the company a profit.
   B
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B   Solve the equation 20 + 120+1x = 0.
   B
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B   Express the function, which is used to minimize the perimeter of a rectangle of area 400 square units in terms of its width x.
   B
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B   Which of the following would be the solution of inequality f (x) = (x + 3)(x2 + 11)(x - 5)2 > 0.
   B
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B   Choose the values of x for which the polynomial function, f (x) = (x + 4)(x + 13)(x - 7)2 will be zero.
   B
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B   Find the value of x for which the polynomial function f (x) = (3x2 + 4)(x - 6)2(x + 1)3 is negative.   B View Solution
B   Choose the values of x for which the polynomial function f (x) = (x + 5)3 (2x2 + 6)(x - 15)4 becomes zero.
   B
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B   Solve : x2x - 4 < 0   B View Solution
B   Which of the following inequalities can be used to calculate the side of an aluminium cube if the cube has a surface area that is greater than 1200 cm2?
   B
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B   Which of the following are the solutions of the equation x - 40x = 3.
   B
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B   Which of the following are the solutions of the equation x + 6x - 7 = 0?   B View Solution
B   Which of the following are the solutions of the equation 3xx+5+1x+2 = 7x2+7x+10?
   B
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B   Sum of a number and its reciprocal is  2. Find the number.
   B
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B   Solve (x + 9)| x - 5 | ≥ 0.   B View Solution
B   In Smith cookies Co., the fixed cost for making cookies is $2600 per week and it costs $0.19 extra to make one cookie. If the selling price of each cookie is$0.35, then find the minimum number of cookies that will earn the company a profit.
   B
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B   Solve the equation x - 1415 + x + 1615 = 815.
   B
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B   Solve : (9x6 + 11) (2x12 + 3) > 0
   B
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B   Solve the equation x + 4x-6x + 2-12x2 + 2x = 0.
   B
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B   Solve the equation x+3x-3x+3 = 7x2+3x.   B View Solution
B   Solve the equation x-6x+6x+2-8x2+2x = - 2.
   B
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B   Solve : x(x+2)6 < 0
   B
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B   Solve the equation 32 + 132+1x = 0.
   B
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B   Express the function, which is used to minimize the perimeter of a rectangle of area 200 square units in terms of its width x.
   B
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B   Which of the following would be the solution of inequality f (x) = (x + 2)(x2 + 5)(x - 4)2 > 0.
   B
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B   Choose the interval for x for which the polynomial function f (x) = (x + 2)(x + 3)(x - 6) is negative.   B View Solution
B   Choose the values of x for which the polynomial function, f (x) = (x + 2)(x + 4)(x - 4)2 will be zero.
   B
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B   Find the value of x for which the polynomial function f (x) = (2x2 + 5)(x - 9)2(x + 3)3 is negative.   B View Solution
B   Choose the values of x for which the polynomial function f (x) = (x + 2)3 (4x2 + 5)(x - 12)4 becomes zero.
   B
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B   Solve : x2x - 5 < 0   B View Solution
B   Solve (x - 5)x + 2 ≥ 0.   B View Solution
B   Solve (x - 5)|x - 3|2x - 7 ≥ 0.
   B
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B   Solve (x + 2) (x - 1) (x - 5) ≤ 0.
   B
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B   Which of the following inequalities can be used to calculate the side of an aluminium cube if the cube has a surface area that is greater than 2400 cm2?
   B
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