srbryant
srbryant srbryant
  • 04-05-2021
  • Mathematics
contestada

what number completes the square x^2+18x+_____
(a).81
(b) .324
(c) .-9
(d).9

Respuesta :

Аноним Аноним
  • 04-05-2021

Step-by-step explanation:

a) 81 is the answer of your question

hope it is helpful to you

Ver imagen Аноним
Answer Link
DontEatBats DontEatBats
  • 04-05-2021
(a+b)^2= a^2 +2ab+b^2

First you divide 18 by 2 which equals to 9

To complete the square multiply that number by itself
9^2=81

So the correct choice is A
Answer Link

Otras preguntas

Impact of risky teenage behavior on one's well-being, social,emotional, physical, spiritual​
Give 5 places in Ghana with their relief features
Using a __________ will help reduce the amount of color topcoat paint needed for use by painters.
please help me I am stuck on this question​
which expression represents the phrase below? 8 less than the product of 6 and a number, x
What is 40 kilometers per hour in meters per hour?
Los opuestos Mi prima Carolina no es alta; ella es______
a. How many non-degenerate scalene triangles with integer sides have aperimeter of 27?b. A square is inscribed in an equilateral triangle of side length 2 so th
Donde dice en la biblia cuídate que yo te cuídaré?
D. Answer the following questions: a) Who composed this poem? b) Why did the wind call the leaves? c) When did the wind call the leaves? d) Where did they want