Question

Find the value of the discriminant for the equation: x²+2x-9=0 *

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Answer 1

Answer:

40

Step-by-step explanation:

here b=2 a=1 c= -9

discriminate=

${b}^{2} - 4ac$

hence,, =

${2}^{2} - (4 \times 1 \times ( - 9)) \\ = 4 - ( - 36) \\ = 4 + 36 \\ = 40$

Answer 2

Step-by-step explanation:

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