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

translate the sentence into a equation “The sum of 5 times a number and 8 is 9.”
How did Levi Coffin influence the development of the abolitionist movement? O He wrote Uncle Tom's Cabin. O He founded a newspaper and wrote stories about ensla
Cancer cells behave differently than normal body cells. For example, they ignore signals that tell them to stop dividing. Which of the following conditions will
Hannah is looking at a nutrition label. She wants to know if the food is high in calories. She finds the number of calories listed. What else should Hannah look
b 40 35 62 How to find b in this quarilateral
Which statements are true about the polynomial 28vw 49v 35w? Check all that apply.
NEED HELP WITH THIS PROBLEM ASAP!! A. #3- neither parent is affected so all offspring will be affected. B. #1- only 1/2 of the offspring will be affected C. #3
Can someone please help me? :(
what is the value of x in units
What is 38:46 in simplest form