Deneme Sınavı Soruları

Find the solution set of e^2x - 7e^x + 12= 0.

Let f :R→R, f (x) = 9x - 1. Which of the following is the value of f ^–1 (16)?

1. The set of all elements of the sets A and B is called the union of A and B
2. The set of the elements that the set A and the set B have in common is called the intersection of A and B
3. The set of all elements of A which are not in B is called the difference of A and B
4. The difference of U and A is called the complement of U.

Which of the statements above regarding to operations on sets are correct?

When you divide a number by 3 and then add 2, the result is the same as when you multiply the same number by 2 then subtract 23. What is the number?

f : R → R, f(x) = x³ + 2. f ^–1(1) = ?

Which one is an irrational number?

What is the solution set for the inequality x²-6x-16<0?

Which of the following is a polynomial function, with degree 7?

Which of the following sets contain the roots of the polynomial equation

f(x)=x²-5x+6=0?

Suppose that we have 2000 TL to invest at an annual rate of interest of 10% for 4 years in an account that pays simple interest. What is the value of the investment (total amount) at the end of second year?

1. s(A ∩ B) = 13
2. s(A) + s(B) – s(A ∪ B) = s(A ∩ B)
3. s(B \ A) = 13
4. s(A \ B) = 7

For given sets A and B assume that s(A) = 20, s(B) = 26 and s(A ∪ B) = 33.  Which of the statements regarding to the sets A and B are correct?

ln(1 / (x – 1))² ) = -4. x = ?

Find the inverse of the function f(x)=(2x-3)/(4x+1).

Let the functions f: R→R, f(x)=2x+7 and g: R→R, g(x)=3x-2, what is the value of (gof)(x)?