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Solve the equation 2x^(2)+ 5x-12=0...

Solve the equation `2x^(2)+ 5x-12=0`

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The correct Answer is:
`-4" or "(3)/(2)`
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ALLEN -RACE-Basic Maths (Co-ordinate & Algebra)
  1. Find the value of :- (i) sqrt(4) (ii) sqrt(9) (iii)sqrt(16) (i...

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  2. Find the value of :- (i)(1)/(sqrt(4)) (ii) (1)/(sqrt(16)) (iii)(...

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  3. Solve the equation 2x^(2)+ 5x-12=0

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  4. If 10a^(2)-27a+5=0, find values of a

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  5. If y^(2)-2y-3=0, find the values of y.

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  6. Find the values of :- (1)(8)^(1//3) (2)(64)^(1//2) (3)4^(5//2) ...

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  7. Find the values of :- (i)2^(4) (ii)4^(3) (iii)3^(2) (iv)5^(3) ...

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  8. Solve the following :- (i)2+4-9 (ii)3+6-10 (iii)12-5-3 (iv)100...

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  9. Simplify :- (i)(10)/(4) (ii)(200)/(50) (iii)(27)/(24) (iv)(55)...

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  10. Simplify :- (i)(6)/(sqrt(2)) (ii)(sqrt(3))/(3) (iii)sqrt((3)/(4)...

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  11. Solve the following :- (i)sqrt(sqrt(2)/(3))xxsqrt((9)/(2)) (ii)sqr...

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  12. Solve the following :- (i)2xx4xx5 (ii)9xx3xx4 (iii)6xx(1)/(5)xx1...

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  13. If a=10, b=4, c=6, d=9, find :- (i)(ad)/(bc) (ii)ad xx bc

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  14. Find out area of triangle OAB and BCD shown in figure :-

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  15. What is the distance OA for the square shown in figure :-

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  16. Given KE=(1)/(2)mv^(2). If m=10kg, v=5m//s then find the value of KE?

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  17. Calculate the value of x in the following equation :- (i)x^(2)-5x+6=...

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  18. x-y relation is given by y=x^(n) calculate the value of n in the follo...

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  19. 4sqrt(6)xx3sqrt(24)= :-

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  20. If y=propx^(4) Whenx=1000, y=y(1) then find the value of x so that...

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