Which statement below best applies to the following expression?
-4√11 - 5√13
a.
the two terms cann√ot 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

Customers are used to evaluate preliminary product designs. in the past, 93% of highly successful products received good reviews, 51% of moderately successful products received good reviews, and 14% of poor products received good reviews. in addition, 40% of products have been highly successful, 35% have been moderately successful and 25% have been poor products. round your answers to four decimal places (e.g. 98.) what is the probability that a product attains a good review? (b) if a new design attains a good review, what is the probability that it will be a highly successful product? (c) if a product does not attain a good review, what is the probability that it will be a highly successful product?