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Without solving the quadratic equation `6x^(2)-x-2=0`, find whether `x=(2)/(3)` is a solution of this equation or not.

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ICSE-QUADRATIC EQUATIONS-Exercise 5(C )
  1. Solve equations, number 1 to number 20, given below, using factorisati...

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  2. Solve equations, given below, using factorisation method : 2x^(2)-9x...

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  3. Solve equations, number 1 to number 20, given below, using factorisati...

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  4. Solve equations, number 1 to number 20, given below, using factorisati...

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  5. Solve equations, given below, using factorisation method : (5)/(x-2)...

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  6. Solve equation given below, using factorisation method : (1+(1)/(x+1...

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  7. Find the quadratic equation whose solution set is : (i) {3, 5} (ii...

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  8. (i) Solve : (x)/(3)+(3)/(6-x)=(2(6+x))/(15),(x ne 6) (ii) Solve the e...

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  9. Find the value of x, if a+1=0 and x^(2)+ax-6=0.

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  10. Find the value of x, if a+7=0, b+10=0 and 12x^(2)=ax-b.

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  11. Use the substitution y=2x+3 to solve for x, if 4(2x+3)^(2)-(2x+3)-14=0...

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  12. Without solving the quadratic equation 6x^(2)-x-2=0, find whether x=(2...

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  13. Determine whether x=-1 is a root of the equation x^(2)-3x+2=0 or not.

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  14. If x=(2)/(3) is a solution of the quadratic equation 7x^(2)+mx-3=0, fi...

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  15. If x=-3 and x=(2)/(3) are solution of quadratic equation mx^(2)+7x+n=0...

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  16. If quadratic equation x^(2)-(m+1)x+6=0 has one root as x=3, find the v...

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  17. Given that 2 is a root of the equation 3x^(2)-p(x+1)=0 and that the eq...

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  18. If x ne 0 and a ne 0, solve : (x)/(a)-(a+b)/(x)=(b(a+b))/(ax).

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  19. Solve : ((1200)/(x)+2)(x-10)-1200=60.

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  20. If -1 and 3 are the roots of x^(2)+px+q=0, find the values of p and q.

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