Which statement below best applies to the following expression?
-4 sqrt 11 -5 sqrt 13
a.
the two terms cannot be combined because the radicands are not identical, and cannot be simplified so that they are identical
b.
the two terms cannot be combined because the indices are not identical
c.
the two terms cannot be combined because the resulting value of the subtraction would be negative
d.
the two terms may be combined

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the