dayb4203
dayb4203
01-03-2018
Mathematics
contestada
If a+b=5 and a-b=3 find the value of a^2-b^2
Respuesta :
googlegoogle2
googlegoogle2
01-03-2018
A = 4. B = 1. The b’s cancel each other out. Then you have 2a = 8. Divide 8 by 2 and get 4. That’s a=4. Then put a back into either problem. So 4+_=5. B=1. 16-1=15. 15 is the answer
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
He shakes spring back and forth twice as many times each second what will happen to the frequency?
can you guyss help me out pleaseeee
On Monday, a lab assistant was asked to prepare the samples for measurement for each of the remaining days of the week (Tuesday to Friday). They were told that
How many feet of plant material per each foot of coal seam?
Minimize -4 x 4 y for the bounded feasible region displayed above.
Can you turn a carpet bonnet over and use the clean side before rinsing? a) Yes b) No
What are some types of fall arrest systems (FAS)?a) Safety glasses and hard hatsb) Harnesses and lanyardsc) Boots with non-slip solesd) Reflective vests and ear
When the PetalLength increases by 1, how much does the SepalLength increase by
"la educación es la puerta de entrada al éxito" que recurso literario es ese
Segment BE is the median of segment AC. BD is the angular bisector of angle ABC. What is the length of segment DE? Segment AB=8 Segment BC=24 Segment EC=14
