(a)

= 400
(b)


(c) Only the positive solution makes sense because you cannot have a negative side length.
(d) Since one side of the painting is 20 inches, all four sides together will be 20*4 = 80 inches
Answer:
B
Step-by-step explanation:
Answer: r = -0.5 and -0.8
Step-by-step explanation:
I never learned this yet!
Aplicando la división, hay que el valor de A es dado por:
c) 5703
Una división es representada por:

En que:
En este problema,
, y también:
- Cociente de 247, o sea,
.
- Residuo maximo, que es 22, o sea,
.



El valor de A es dado por:
c) 5703
Un problema similar, que tambíen envuelve división, es dado en brainly.com/question/14270856
Answer: :-p(x) = x⁴ - ax³ -3x² + 2x + bWe have to find the values of "a" and "b"Given :-(x+1) and (x-1)