mutshinkx mutshinkx
  • 26-02-2021
  • Mathematics
contestada

If (a+b)(a-b)=21,a+b=7 and a-b=3 what Is the value of a

Respuesta :

sammy9na sammy9na
  • 26-02-2021

Answer:

monke ^2

Step-by-step explanation:

some nword with a glock

Answer Link

Otras preguntas

An airplane flew for 8 hours at an airspeed of x miles per hour (mph), and for 7 more hours at 325 mph. If the average airspeed for the entire flight was 350 mp
Solve with completing the square method:6x²-7x+2=0 and  ax²+bx+c=0
You heat a piece of iron from 200 to 400 K What happens to the atom's energy of random motion
What is an example of a dedicated computer system?
a dog groomer could clean five dogs in an hour. how many could they clean in two sixths of an hour?
what is 2x+8y=12 in slope intercept form as well as x-2y=0 in slope intercept form
Write a rule for the sequence 3, - 3, - 9, - 15
I am homeschooled and am in 7th grade can someone please get answers to the pattern and rules unit test 7th grade please
What are prashastis?
The numbers 7, 24, and c are a Pythagorean triple. What is the value of c?   A. 31