nwind1325 nwind1325

03-07-2019
Mathematics

contestada

Solve for x. x2 + 7x + 10 = 0 A. -2, -5 B. -2, 5 C. 2, -5 D. 2, 5

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-07-2019

Answer:

A. -2, -5

Step-by-step explanation:

x^2 + 7x + 10 = 0

Factor the equation

What 2 numbers multiply to 10 and add to 7

2*5 =10

2+5 = 7

(x+2) (x+5)=0

Using the zero product property

x+2 =0 x+5 =0

x=-2 x = -5

Answer Link

Otras preguntas

sequence chain to show the path of migration around the world

Which word correctly completes this sentence? When did they ______ from Peru to Texas? A. emigrate B. glamour C. productive D. assault I chose the word emi

Is the most widely practiced religion in latin america?

Evaluate. 2^3+4⋅2−7 A.1 B.5 C.9 D.36

what tissue keeps the bone from grinding on each other

why are cliffs found along on some coastlines?

Without random assignment, which of the following can happen? 1. Naturally occurring confounding variables can result in an apparent relationship between the ex

ESTEFANÍA Álvaro, ¿puedes venir conmigo al hotel? (1) y necesito una chaqueta (jacket). ÁLVARO ¿Puedes ir tú sola (alone)? Estoy cansado y no (2) de caminar. ES

Evaluate a + b ÷ 2, if we know a = 3 and b = 6. A. 4 B. 6 C. 1 D. 4.5

What is a green caller job