mamcclymont mamcclymont
  • 02-05-2022
  • Mathematics
contestada

If a = -3, find the value of
a) 2a
b) a^2
c) 3a^2

Respuesta :

jazzkatkat500
jazzkatkat500 jazzkatkat500
  • 02-05-2022

Answer:

a) -6

b) 9

c) 27

Step-by-step explanation:

[tex]2( - 3) = - 6 \\ { - 3}^{2} = - 9 \\ 3 {( - 3)}^{2} = 27[/tex]

Answer Link
loneguy
loneguy loneguy
  • 02-05-2022

[tex]\textbf{a)}\\\\2a=2(-3) = -6\\\\\textbf{b)}\\\\a^2 = (-3)^2 = 9\\\\\textbf{c)}\\\\3a^2 = 3(-3)^2 = 3 \cdot 9 = 27[/tex]

Answer Link

Otras preguntas

in what way is a gene pool representative of a population
You are standing 1 meter from a squawking parrot. If you move to a distance three meters away, the sound intensity will be what fraction of its original value?
Which of the following is x⁴ + y⁴ identically equal to? (A) (x² + y²)(x + y)(x - y) (B) (x² + xy + y²)(x² - xy + y²) (C) (x² + √2xy + y²)(x² - √2xy + y²) (D) (x
at what point do scientists classify an area's weather as its climate? 1 year ,5 years ,15 years or 30 years
Describe what happens when blood in capillaries flows past cells
Propane and oxygen react according to the equation: C₃H₈(g) + 5O₂(g) → 3CO₂(g) + 4H₂O(g). How many grams of water can be produced from the complete combustion o
A number is divided by 32 is 96. What is the number?
three things scientists learned about earth in beginning of 1800s
The net force acting on a 50 kg crate is 0 N. What is the crate's acceleration
find an equation of the tangent line to the circle x^2 +y^2=24 at the point (-2 square root 5, 2).