1.

Write the component statements of the following compound statements and check whether the compound statement is true or false : (i) To enter into a public library children need an identity card from the school or a letter from the school authorities. (ii) All rational numbers are real and all real numbers are not complex. (iii) Square of an integer is positive or negative. (iv) x = 2 and x = 3 are the roots of the equation 3x2−x−10=0. (v) The sand heats up quickly in the sun and does not cool down fast at night.

Answer»

Write the component statements of the following compound statements and check whether the compound statement is true or false :

(i) To enter into a public library children need an identity card from the school or a letter from the school authorities.

(ii) All rational numbers are real and all real numbers are not complex.

(iii) Square of an integer is positive or negative.

(iv) x = 2 and x = 3 are the roots of the equation 3x2x10=0.

(v) The sand heats up quickly in the sun and does not cool down fast at night.



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