Nissanmax915 Nissanmax915

21-05-2022
Mathematics

contestada

Which value c makes the expression x² + 2x + c a perfect square trinomial?

A) 1
B) 2
C) -4
D) -2

Respuesta :

Аноним Аноним

21-05-2022

Answer:

A

Step-by-step explanation:

Taking c = 1 :

x² + 2x + 1
x² + x + x + 1
x(x + 1) + 1(x + 1)
(x + 1)(x + 1)
(x + 1)² ⇒ Perfect square trinomial

Answer Link

Otras preguntas

In the late 19th- and early 20th-centuries, the "social gospel" was

what is la fabada asturiana

Can someone please PLEASE give me the answer and ye..I don't wanna guess on this one since it' big part of my grade

According to sternberg, analytic intelligence involves _____. a. the capacity to be intellectually flexible and innovative b. abstract planning, focused attenti

Pre-calculus Help Please! Express the complex number in trigonometric form. 3 A. 3(cos 0° + i sin 0°) B. 3(cos 90° + i sin 90°) C. 3(cos 180° + i sin 180°) D

John Street Barber Shop pays $25 per month for water for the first 8,000 gallons and $3.50 per thousand gallons above 8,000. Calculate the total water cost when

What is 5/15 written as a decimal??? What is 4/15 written as a decimal??? What is 3/15 written as a decimal???

According to vygotsky, guided participation requires that a child _____.

Write two different two-step equations that have 1.2 as their solution.

Complete the second sentence so that it means the same as the first1) I’ m almost sure you left your phone in the restaurant. You ____ ____ left your phone in t