What is the 15th term of the sequence 4, 8, 16, 32,... ?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?