Which two statements relating investment costs and returns are correct?

a. Returns typically increase when investors pay a back-end load for every fund sold.

b. Returns may be lower than expected when investors pay brokerage fees for trading.

c. Returns may be higher when investors are charged inactivity fees.

d. Returns may be lower than expected because investors pay taxes on all income earned.

e. Returns may be higher than expected when investors pay commission to brokers.

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

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.

Need plz been trying to do it for a long time and still haven’t succeeded