Question

solve by using quadratic fotmula x²-3x-10=0​

Answer 1

Answer:

i don't know

Step-by-step explanation:

please don't ask again

Answer 2

Answer:

x = 5

x = - 2

Step-by-step explanation:

By quadratic formula using the above image solution

2nd

BY Factorisation methods

${x}^{2} - 3x - 10 = 0$

${x}^{2} - (5 - 2)x - 10 = 0$

${x}^{2} - 5x + 2x - 10 = 0$

$x(x - 5) + 2(x - 5)$

$(x - 5)(x + 2) = 0$

$x = 5$

$x = - 2$

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