taylorgracecline taylorgracecline
  • 24-03-2020
  • Mathematics
contestada

For the function m(x)= 3x² + 13x - 30. What is the negative valued x-intercept?

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igoroleshko156
igoroleshko156 igoroleshko156
  • 24-03-2020

Answer:

The negative valued x-intercept is (-6, 0)

Step-by-step explanation:

Step 1:  Factor

3x^2 + 13x - 30

(3x - 5)(x + 6)

Step 2:  Solve for x

3x - 5 + 5 = 0 + 5 and x + 6 - 6 = 0 - 6

3x / 3 = 5 / 3 and x = -6

x = 5/3 and x = -6

Answer:  The negative valued x-intercept is (-6, 0)

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amna04352
amna04352 amna04352
  • 25-03-2020

Answer:

-6

Step-by-step explanation:

3x² + 13x - 30 = 0

3x² + 18x - 5x - 30 = 0

3x(x + 6) - 5(x + 6) = 0

(3x - 5)(x + 6) = 0

x = 5/3, -6

Answer Link

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