Question

CULEGERE DE MATE
36
8. Calculați:
a) (x + 1)? +(x - 2)x
b) (2 + a)? – 2ala-1)
c) 3(a - 4)-(a+3)
d) (x +3) – (4 + x)
e) (x + 5) + (2x +1)
) (3x +1) – (1 – 2xX2x +1)
g) (2k)' + (2k +1)' +(2k + 2)
h) (2k) – (2k + 2)? – (2k + 4)
1) (3k+1)' + (3k + 2)? + (3k)?
j) (4p)' +(4 p+1)? +(4k + 2) + (4k+ 3)
k)
+
+
+
+3
1) (3x+1/2x-1)-(3x+1)? + (2x – 1X1 + 2x)
m) (x+1)+(x+2) – x(x+ +1)
n) (x + y) + y(x - y)+ x(y – x)-(2x + y)?
o) (x+1} (x+2}}- 2x²
p) x(v + z)' + y(z+x) + z(x + y) - 4.xyz
1) (a+b-c|a+b)+(a-b+cXa+c)+(-a+b+cXb+.

Answer 1

Răspuns:

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