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
Vikentia [17]
3 years ago
15

How to factorize 2^{n+1}+2^{n-1}?I know the answer is 5(2^{n-1}), but how do i get there?

Mathematics
1 answer:
Elina [12.6K]3 years ago
7 0

Answer:

steps below

Step-by-step explanation:

2ⁿ⁺¹ +2ⁿ⁻¹ = 2ⁿ⁻¹ (2² + 1) = 5*2ⁿ⁻¹

You might be interested in
Michael wants to buy some new exercise equipment for his home gym for 372,000 financial at an annual interest rate of 12% using
hichkok12 [17]

Step-by-step explanation:

the answer of this question will be 88,800

4 0
3 years ago
How do you do this problem help me
IgorC [24]

h2 + 52 = 102

          <span> h2 = 10<span>2 </span>− 52 = 100 − 25 = 75 = 52×3</span>

<span>           <span> h = 5</span></span>3 ≈ 8.7

   Area A  = ½×10×h ≈ ½×10×8.7 ≈ 43 cm<span>2</span>

<span>
</span>

<span>
</span>

<span>Hope this helps</span>

3 0
4 years ago
If u = 3 inches, v = 4 inches, w = 7 inches, x = 7 inches, y = 8 inches, and z = 4 inches, what is the area of the object?
kvasek [131]

Answer:270

Step-by-step explanation:

Length:

U = 3 inches

W = 7 inches

Y = 8 inches

Add them up: 18 inches all together.

Width:

V = 4 inches

X = 7 inches
Z = 4 inches

Add them up: 15

A= L x W —>  15 x 18 = 270

7 0
2 years ago
When Johan calculates how much interest he must pay, he calculates as follows: SEK 0.045-620,000 = SEK 6,975/4
ryzh [129]

Answer:

its b

Step-by-step explanation:

7 0
3 years ago
The time is a quarter to 7 in the eveing write this is in 24 clock time
rewona [7]

This would be 6:45 PM, or 18:45 in 24 hour time.

Hope this helps :)

8 0
4 years ago
Other questions:
  • How do you know if a graph is not proportional?
    14·2 answers
  • A ramp has a height of 3 feet and a base length of 12 feet. Which of the following best represents the angle of elevation?
    14·1 answer
  • Solve each equation for the bold variable​
    13·1 answer
  • The slope-intercept form of the equation of a line that passes through point (–3, 8) is y = –x + 6. What is the point-slope form
    5·2 answers
  • Traveling at 65 miles per hour approximately how long will it take for Marcus to drive 310 miles
    5·1 answer
  • a tree was 12 3/8 inches tall when it was first planted. three years later the tree was 21 1/8 inches tall how much did the tree
    15·1 answer
  • Help please I need help with this asap ​
    15·1 answer
  • Is this true or false?
    7·2 answers
  • 16. Which situation can be represented by y = 60x – 20?
    12·1 answer
  • The power of an exponential expression raised to a power is the product of the exponents.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!