24acooper 24acooper

17-03-2020
Mathematics

contestada

find the number and type of solutions then factor and solve
4b^2+8b+7=4
20 points and brainliest

Respuesta :

amna04352 amna04352

17-03-2020

Answer:

-1/2, -3/2

Step-by-step explanation:

4b² + 8b + 3 = 0

8² - 4(4)(3) = 16 > 0

Real and distinct solutions

4b² + 6b + 2b + 3 = 0

2b(2b + 3) + 1(2b + 3) = 0

(2b + 3)(2b + 1) = 0

b = -1/2, -3/2

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