Seudónimo Seudónimo

18-01-2017
Mathematics

contestada

Evaluate if x =3 and y = -2: x squared + 2 y A. 5 B. 10 C. 2 D. 3

Respuesta :

asiabuchanannom asiabuchanannom

18-01-2017

of you have 3 squared you get 9 then 2 times -2 is -4. then you add them 9=-4 which would be ...A: 5

Answer Link

MohamedSharif MohamedSharif

18-01-2017

x squared + 2 y
x=3x3=9
y=-2x2=-4

9-4=5 answer=A

Answer Link

Otras preguntas

367 chia cho 1234 bằng bao nhiêu

In a short story, who do the readers relate to as they read the story

Does anybody know it part 2

ASAP! MATH WIZZES PLEASE HELP!! ALGEBRA 1 Factor the following trinomials: 1) x^2 + 10x + 16 2) x^2 + 21x + 20 3) x^2 - 6x + 8

Which of the following motives played the biggest role in the European discovery of the New World?

Find the area of the kite with diagonals a= 12 and b=9 A) 30 B) 72 C) 54 D) 108

A gardener has 840 feet of fencing to fence in a rectangular garden. One side of the garden is bordered by a river and so it does not need any fencing. river ga

Which position correctly describes the human anatomical position

Which graph shows the solution to the system of linear inequalities? y < 2x - 5 y> -3x + 1 Is it this one?

estado de oxidación de doro