Rational or irrational?

√2 ... 2.5 ... 0.4 ... - 4/5 ... √16

Which expression is equivalent to sec^2 x cot^2 x?

In factoring a trinomial with a leading coefficient other than 1, the first step is to look for a common factor in each term and factor it out. A.) True B.) False

Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 A) y=11.41x2+154.42x-143.9 B) y=-11.41x2+154.42x-143.9 C) y=11.41x2+154.42x+143.9 D) y=-11.41x2+154.42x+143.9

An inverse relationship between two variables means that when one variable increases, the other

How much has to be invested at 5.1% interst compound continuously to have 17,000 after 14 years

Fine two consecutive even integers such that twice the smaller is 26 more than the larger.

The ratio of zebras to elephants at the zoo is 6:5. The ratio of Gorillaz two zeros is 7:2. There are 30 zebras at the zoo. How many elephants are there? How many gorillas are there

A telephone number consists of seven digits, the first three representing the exchange. how many different telephone numbers are possible within the 537 exchange? the answer is.

Kenny's weight is 6/7 times Melvin's weight. How many times the total weight of the two boys in Kenny's weight?

The area of a semicircle is 2 times the area of a circle. True or False?