1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
77julia77 [94]
3 years ago
5

(2x^4y^-5)^3 (4x^-4y)^-2

Mathematics
1 answer:
jenyasd209 [6]3 years ago
8 0

(2x^4y^{-5})^3 (4x^{-4}y)^{-2 }\ \ \ \boxed{\text{use}\ (ab)^n=a^nb^n}\\\\=[2^3(x^4)^3(y^{-5})^3]\cdot[4^{-2}(x^{-4})^{-2}y^{-2}]\ \ \ \boxed{\text{use}\ (a^n)^m=a^{nm}\ \text{and}\ a^{-n}=\dfrac{1}{a^n}}\\\\=(8x^{12}y^{-15})\left(\dfrac{1}{4^2}x^{8}y^{-2}\right)=\left(8\cdot\dfrac{1}{16}\right)(x^{12}x^{8})(y^{-15}y^{-2})\\\boxed{\text{use}\ a^n\cdot a^m=a^{n+m}}\\\\=\dfrac{1}{2}x^{20}y^{-17}=\dfrac{x^{20}}{2y^{17}}

You might be interested in
A data set is summarized in the frequency table below. Using the table, determine the number of values less than or equal to 6.
Nata [24]

Answer:

18

Step-by-step explanation:

Given the above table of the data set, the number of values less than or equal to 6 would be the sum of the frequencies of all values that is equal to or less than 6.

From the table above, we would add up the frequencies of the values of 6 and below, which is:

2 + 3 + 6 + 4 + 3 = 18

Answer = 18

8 0
3 years ago
If the starting population of 5 rabbits grows at 200% each year, how many will there be 20 years?
alina1380 [7]
Growth rate = 200% each year
SO population becomes twice in each year

After 20 years, population = 5* 2^20 = 5242880


(Assuming no deaths occur)

5 0
3 years ago
Read 2 more answers
What is 10a - 5b if a = 25 and b = 3​
AURORKA [14]

Answer:

\boxed{235}

Step-by-step explanation:

<em>Hey there!</em>

Well given that,

a = 25

b = 3

10(25) - 5(3)

250 - 15

= 235

<em>Hope this helps :)</em>

6 0
3 years ago
Read 2 more answers
Please help quick it’s a test
disa [49]
The rate must be in DECIMAL form and the time must be in YEARS
8 0
2 years ago
Solve 5g = 20<br><br><br><br> Please and thank u
Greeley [361]

Answer:

g = 4

Step-by-step explanation:

5g = 20

Divide each side by 5

5g/5 = 20/5

g = 4

6 0
3 years ago
Read 2 more answers
Other questions:
  • Simplify this expression 5a/11a
    11·2 answers
  • Prove that a line parallel to one side of a triangle divides the other two sides proportionally. Be sure to create and name the
    10·1 answer
  • Area of a rectangle 4/5 ft times 2 ft
    11·1 answer
  • Janina spent 3/4 of her allowance at the mall of the money spent at the mall half of that was spent on earphones what part of he
    15·2 answers
  • What is the measure of the radius of m
    15·2 answers
  • I WILL GIVE BRAINLIEST<br> Solve for x<br> Answer must be simplified<br> <img src="https://tex.z-dn.net/?f=%5Cfrac%7Bx%7D%7B7%7D
    5·1 answer
  • HELP OFFERING 50 points!!
    10·1 answer
  • The lcm of two different numbers is 18, and the gcf is six. what are the numbers?
    8·1 answer
  • What is the answer for -6+g=-11
    11·1 answer
  • PLZ HELP SCALE FACTOR TRIANGLE<br><br> A. 10.5 cm<br> B. 31.5 cm<br> C. 63 cm<br> D. 189 cm
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!