Solve the following quadratic equations by factorization:
(x-4)(x+2)=0
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what do u mean by conjugate in quadratic equations?
Conjugate in Quadratic Equation is the case in complex conjugate. In quadratic equations, imaginary numbers (and complex numbers) occur when the value under the radical portion of the quadratic formula is...
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Find the LCM and HCF of the following integers by applying the prime factorization method. i) 12,15 and 21 ii) 17,23 and 29 iii) 8,9 and 25
Solution : i) 12,15 and 21 12=2×2×3 15=5×3 21=7×3 From the above ,HCF(12,15,21)=3and LCM(12,15,21)=420 ii)17,23,and 29 17=17×1 23=23×1 29=29×1 From the above ,HCF(17,23,29)=1and LCM(17,23,29)=11339 iii)8,9 and 25 8=2×2×2 9=3×3 25=5×5 From the above ,HCF(8,9,25)=1and LCM(8,9,25)=1800
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Determine the values of p and q so that the prime factorization of 2520 is expressible as 2^3 x 3^p x q x 7.
Solution: Since, 2520 = 2 x 2 x 2 x 3 x 3 x 5 x 7 = 23 x 32 x 5 x 7 Therefore, p = 2 and q = 5
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11th IIT. QUADRATIC EQUATIONS-LOCATION OF ROOTS
According to question 2 lies between the roots of the equation. Now putting the value of x=2 in the given equation find the value of k you will get the answer. If you...
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Translate the following statements into chemical equations and then balance the equations:
(i) P4 + 5O2 -------> 2P2O5 (ii) 2Al + Fe2O3 -----> Al2O3+ 2Fe (iii) CS2 + 3O2 ------> CO2 + 2SO2 (iv) BaCl2 + ZnSO4 --------> ZnCl2 + BaSO4
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Solve the following quadratic equation: 9x^2-9(a+b)x+[2a^2+5ab+2b^2]=0.
9x2 - 9(a + b)x + (2a2 + 4ab + ab + ab2) = 0 9x2 - (9a + 9b)x + [2a(a + 2b) + b(a + 2b)] = 0 9x2 -...
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Solve graphically the system of linear equations: 4x -3y +4 = 0 4x +3y -20 =20 Find the area bounded by these lines and x-axis.
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Solve the following quadratic equations by factorization: (x-3)/(x+3)-(x+3)/(x-3)=48/7,x≠3,x≠-3
Answer is.... -4, 9/4
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Find the roots of the following quadratic equations (if they exist) by the method of completing the square. x^2-(√2+1)x+√2=0
Your answer is right but in last step you have not cleared out where the 2 is written in denominator has gone . Please clear my this doubt. I will be highly...
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Using matrices, solve the following system of equations : x+y+z=6 , x+2z=7, 3x+y+z=12
But if we put values in equation 2 the LHS comes different then RHS. Answer should be x=3,y=2,z=1. Can you give answers
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