In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg?
OA. 2:1
OB. 1:1
Oc. 1:/2
OD. :1

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?