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
Daniel [21]
3 years ago
8

Find the difference of (2x+5)(2x-5)

Mathematics
1 answer:
san4es73 [151]3 years ago
3 0

Answer:

4x2−25

Step-by-step explanation:

(2x+5)(2x−5)

=(2x+5)(2x+−5)

=(2x)(2x)+(2x)(−5)+(5)(2x)+(5)(−5)

=4x2−10x+10x−25

4x2−25

You might be interested in
A car reales es 19.6 pounds of carbon dioxide for every 1 gallon of gasoline burned estimate the number of pounds of carbon diox
deff fn [24]
multiply 14.5 by 19.6
14.5x19.6 is 284.2pounds of carbon dioxide.
8 0
3 years ago
4.185 divided by 0.93 rounded
mr Goodwill [35]
To the nearest whole: 4
to the nearest hundredth: 4.2
actual answer: 4.5
4 0
3 years ago
Huddson has practiced a 360-back flip for months. This week, he did it perfectly 24 out of 54 times. At this rate, how many time
iris [78.8K]
Let x = perfect flips out of nine
\frac{24}{54}  =  \frac{x}{9}
54x = 216
x = 4
4 flips
5 0
3 years ago
Can someone tell me if this is correct or not
natima [27]

Answer:

I think it is correct

3 0
4 years ago
Read 2 more answers
The student council needs to make a banner for the seventh-grade dance. The dance committee decides that the length of the banne
tigry1 [53]

Answer:  Choice A) at most 2.5 ft wide

Work Shown:

16w ≤ 40

w ≤ 40/16

w ≤ 2.5

This says that the banner must be at most 2.5 ft wide (choice A)

In other words, the largest the width can get is w = 2.5; we can think of this as the ceiling value.

6 0
3 years ago
Other questions:
  • In △ABC, AB = BC = 20, DE = 5. Find BD.
    15·2 answers
  • ASAP please help with math thanks
    11·1 answer
  • 6-4n what are the first 5 terms
    8·1 answer
  • Can similar parallelograms be the same size
    14·2 answers
  • Please help urgent plzz
    10·1 answer
  • The graphs of f(x) and g(x) are shown below:
    5·2 answers
  • 1
    13·1 answer
  • Find the missing angle
    9·1 answer
  • learning task 2:read and analyze the given problem below on a sheet of paper.in a classroom there are five 20 -watt fluorescent
    15·1 answer
  • Someone please help with this. haven't been able to figure it out
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!