Q: P(10 or a multiple of 3) q: P(prime)

-this is proportion please help me I don’t understand what to do for these two questions

Is a positive integer raised to a negative power always positive

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0