Mathematics: Identify any zeros of y = x2 + 4x + 5 a.(5,,0) b. there are no zeros c. (0,0) d. (-1,,0) !

Identify any zeros of y = x2 + 4x + 5 a.(5,,0) b.

Ответ:

alex43079

17.01.2022

Mathematics

B. There are no zeros

Step-by-step explanation:

$\text{The zeros for y = 0:}$

$x^2+4x+5=0\qquad\text{subtract 5 from both sides}\\\\x^2+2(x)(2)=-5\qquad\text{add}\ 2^2\ \text{to both sides}\\\\x^2+2(x)(2)+2^2=-5+2^2\qquad\text{use}\ (a+b)^2=a^2+2ab+b^2\\\\(x+2)^2=-5+4\\\\(x+2)^2=-1$

0,0(0 оценок)

Ответ:

faithkristi

25.11.2021

Mathematics

Step-by-step explanation:

0,0(0 оценок)

Identify any zeros of y = x2 + 4x + 5

a.(5,,0)
b. there are no zeros
c. (0,0)
d. (-1,,0)

!

Ответ:

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