Shielashaneviz
Answered

what is the answer for this math problem?
TOPIC : Solving Quadratic Equations by Completing the Square

t^2+10t+9=0
and
x^2+14x=32

Sagot :

MoniqueNaluzviz
t²+10= -9
t²+10+25= -9+25
(t+5)² = 16
√(t+5)² = √16
x+5= positive and negative 4
---

Negative 4

x+5= -4
x= -4-5
x= -9

Postive 4

x+5= 4
x= 4-5
x= -1

The answer is -9 and -1

Viz Other Questions