Question

7. Resolva as equações;

a) x(2) - 25 = 0
b) 2x(2) - 98 = 0
c) 24 = 6x(2)
d) 64x(2) - 1 = 0
é) 7x(2) - 14 = 0
f) - x(2) + 49 = 0
g) - 25 + 100x(2) = 0
h) x(2) - 81/4 = 0

Answer 1

a) 5
b) 7
c) 2
d) 1
e) √2
f) -7
g) 1/2
h) 9/2