Question

using the
Write the
Substitute
Find the values of
formula
Find the
the values
in the
formula and
a, b, c by comparing
x2 + 2√5x + 5 = 0
with ax2 + bx +c=0
value of for solving
6² - 4ac
quadratic
equation
solve.
ting no tail (2) gettiing ​

Answer 1

Step-by-step explanation:

plugging into the Formula:

a = 4

b = 3

1. c = – 2

Now all I have to do is plug these values into the Formula, and simplify to get my answer:

\small{ x = \dfrac{-(3) \pm \sqrt{(3)^2 - 4(4)(-2)\phantom{\big|}}}{2(4)} }x=

2(4)

−(3)±

(3)

2

−4(4)(−2)

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∣

∣

\small{ = \dfrac{-3 \pm \sqrt{9 + 32\phantom{\big|}}}{8} }=

8

−3±

9+32

∣

∣

∣

\small{ = \dfrac{-3 \pm \sqrt{41\phantom{\big|}}}{8} }=

8

−3±

41

∣

∣

∣

Answer 2

Step-by-step explanation:

A=4,B=3 hoping to help you