menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Calcule as potências a seguir: A) -(1,2)² B) -5² C) (-5)² D) -(0,3) ° E) (-⅔)³ F) (1⅔)² G) -2/5)³
asked
Dec 21, 2019
122k
views
0
votes
Calcule as potências a seguir:
A) -(1,2)²
B) -5²
C) (-5)²
D) -(0,3) °
E) (-⅔)³
F) (1⅔)²
G) -2/5)³
Mathematics
high-school
First Arachne
asked
by
First Arachne
7.7k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
6
votes
(2/3)³=2*2*2/3*3*3= 8/27(3/5)^-2= (5/3)^2= 5*5/3*3=25/9(-2)^5= -32-2^5=-32
Essa questão do parenteses só muda quando o expoente for par, ai se estiver em parêntese, o valor(+/-) muda:(-3)^2=+6-3^2=-6
Xupitan
answered
Dec 28, 2019
by
Xupitan
8.2k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Sep 3, 2021
4.4k
views
Calcule as potências a seguir e escreva a resposta respectivamente 8 elevado a 2; 10 elevado a menos dois;- 4 elevado a 4; abre parentes - 6 fecha parentes elevado a 4
Allene
asked
Sep 3, 2021
by
Allene
8.5k
points
Mathematics
high-school
1
answer
4
votes
4.4k
views
asked
Nov 20, 2022
171k
views
Calcule as potências a seguir e veja se a diferenças entre elas: a)2⁴ b)(-2)⁴ c)-2⁴
Arpad Bajzath
asked
Nov 20, 2022
by
Arpad Bajzath
8.0k
points
Mathematics
high-school
1
answer
9
votes
171k
views
asked
Sep 14, 2022
16.0k
views
Calcule as potências a) (-5)⁴ b) (+2)⁶ c)(+12)² d)(+15)¹ e) (-1)²⁰ f) (-4)⁵ g)(-15)⁰ h) (-2)⁷ i) (+15)⁰ j) (+15)¹ k) (+15)² l) (-15)² mim ajudemmmm
ViliusL
asked
Sep 14, 2022
by
ViliusL
8.2k
points
Mathematics
high-school
1
answer
12
votes
16.0k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity