Mark is solving the equation 4x2 + 2x = - 9 using the quadratic formula.

Which values could he use for a, b and c?

Question 6 options:

a = 4, b = 2, c = - 9

a = 4, b = - 9, c = 2

a = 4, b = 2, c = 9

a = 4, b = 9, c = - 2

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1 March, 21:39

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Aryana Parsons · Answer 1

4x^2 + 2x = - 9

4x^2 + 2x + 9 = 0

remember that the form of quadratic is ax^2 + bx + c = 0

so

a = 4

b = 2

c = 9

Mark is solving the equation 4x2 + 2x = - 9 using the quadratic formula.Which values could he use for a, b and c?Question 6 options:a = 4, b = 2, c = - 9a = 4, b = - 9, c = 2a = 4, b = 2, c = 9a = 4, b = 9, c = - 2Save