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Which of the following sentences are statements? If TRUE or FALSE why!? :) Thank you! a....

Which of the following sentences are statements? If TRUE or FALSE why!? :) Thank you!
a. 2^2 + 3^2 = 4^2.
b. a^2 + b^2 = c^2.
c. If x = 2, then x^2 = 4.
d. If x^2 = 4, then x = -2.
e. For each real number x, if x^2 = 4, then x = 2.
f. The number 25 has 3 positive divisors.
g. If p is a prime number, then p^2 has three positive divisors.​

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