Question

d. (9 - x2)(x2 + 9) = __

e. (5 - 3x)(3x + 5) = ___________________

f. (4 + 5x3)(5x3 - 4) = ___________________

g. (34 + 1)(34 - 1) = ___________________

h. (28 - 1)(28 + 1) = ___________________

2. Efectuar:

a. (x + 8)(x + 2) = ___________________

b. (x + 12)(x - 13) = ___________________

c. (2x + 3)(2x + 5) = ___________________

d. (3x + 8)(3x - 11) = ___________________

e. (7x - 5)(7x - 1) = ___________________

f. (x2 + 8)(x2 - 3) = ___________________

g. (a + c + 7)(a + c - 3) = ___________________

h. (5x2 + 12)(5x2 - 8) = ___________________

Answer 1

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