The roots of f(x) = 2x^2
+ 8x + 13 are
and
The vertex of the parabola is
at

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

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

F(x)=x^3+4 question 6 options: the parent function is shifted up 4 units the parent function is shifted down 4 units the parent function is shifted left 4 units the parent function is shifted right 4 units