Which statement is not true about rational numbers a. repeating decimals and terminating decimals are rational numbers b. whole numbers are rational numbers c. only fractions are rational numbers d. integers, whole numbers , and natural numbers are rational numbers

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Answer this question only if you know the answer! 30 points and

What is the size of the matrix resulting from