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Diego Fernando Hastamorir Vergara
1) Halle la suma de:
a) 8a+3b-c; 5a-b+c; -a-b-c;7a-b+4c
(a, b, c)
19*a + 3*c
b) 5a^x-3a^m-7a^m; -8a^x+5a^m-9a^n;-11a^x+5a^m+16a^n
(a, x, m, n)
-14*a^x + 7*a^m
2) En cada ejercicio sustraer la primera expresion de la segunda
a) 3x-1; x-10
x
-2*x - 9
b) 3x+y-9;2x+y-5
(x, y)
-x + 4
c) 0.25*x + 3/8*y; -3/14*x+1.28y
-0.464285714285714*x + 0.905000000000000*y
d) 4sqrt5a-3;12-3sqrt20a
a
10*sqrt(5)*sqrt(a) - 15