maridani398
maridani398 maridani398
  • 11-06-2020
  • Mathematics
contestada

Hi!! I need some help with those exercises can anybody help me please !! Thanks you

Hi I need some help with those exercises can anybody help me please Thanks you class=

Respuesta :

tatiklisek
tatiklisek tatiklisek
  • 11-06-2020

Answer:

Step-by-step explanation:

(a+b)^2=a^(2)+2ab+b^(2)

(a-b)^2=a^(2)-2ab+b^(2)

13)

(x+2)^(2)-(x-1)^2

x^(2)+4x+4-(x^(2)-2x+1)

x^(2)+4x+4-x^(2)+2x-1

6x+3

15)

(x+5)^(2)-(x+1)^2

x^(2)+10x+25-(x^(2)+2x+1)

x^(2)+10x+25-x^(2)-2x-1

8x+24

Answer Link

Otras preguntas

Conditional statements: MELTS IN YOUR MOUTH NOT IN YOUR HAND!Converse:Inverse:Contrapositve:​
A bat emits a series of high-frequency sound pulses as it approaches a moth. The pulses are approximately 70.0 ms apart and each is about 3.0 ms long. How far a
Q2 The equation of the periodic time of a pendulum bob is: T= 2√L/g 2514 Where T is the periodic time. I is the length of the string. A Prove that the equation
What were the cost of the Spanish Inquisition
MESSAGE ME GlRLS .......fast ttsttst​
When the first concentration camp was opened in 1933, Heinrich Himmler held a press conference. What conclusion can be drawn from the fact that Himmler did not
New Math homework help please, The math problem is in the picture below: Thank You! I'm trying a different math problem because the other one that I posted was
Which was not cited as a issue associated with the potential use(s) of social networking for training and development
The CPT codes in the range 90460–90474 found in the Medicine Section are used to report services provided by a physician when counseling the patient and/or fami
What “secret” does Nick find out about Tom Buchanan?