<span>U.S. schools teach the following subsets of the real number system: Natural numbers: {1,2,3,4,...} Integers: {...-4,-3,-2,-1,1,2,3,4,...} Irrationals: Numbers that cannot be expressed as the ratio of two integers, such as nonrepeating, nonterminating decimals.</span>
Answer:
p = 3
Step-by-step explanation:
7 * (3 + n)
and 7 *(p + n)
7(3 + n) = 7(p + n)
3 + n = p + n
3 = p
Answer:
BC = 13
Step-by-step explanation:
Pitagoras:
H^2= 5^2 + 12^2
H^2=25 + 144
H^2= 169
H= V 169 ---- square root
H= 13 -------BC
The answer is 0
_____________________________________________________________
In scientific notation the answer would be 6.4 times 10^-3