Mathematıcs I (ENG)
Ünite Sınavı Soruları
- 20 soru
- Soru metinleri açık; şıklar ve cevap anahtarı uygulamada
- 1
What is the solution set of
? - 2
What is the solution set of the exponential equation
? - 3

- 4
What is the solution of

- 5
What is the solution of the equation

- 6
Find the solution set of the equation 0=6+e2x - 5ex
- 7
Solve the exponential equation; 52x+3=1/25
- 8
How many of the following arguments are true if x>0 and y>0.
- loga(xy)= logax+logay,
- loga(x/y)= logax-logay
- loga(1/y)= -logay
- loga(x)y=y+logax
- 9
In normal conditions, a bacteria increases at a rate of proportionally. If there is 30 bacterias exist initially and 180 bacterias in one hour, find the number of bacterias in four hour?
- 10
ln(1 / (x – 1))2 ) = -4. x = ?
- 11
Which of the following is not represent an exponential function?
- 12
In a certain culture, the number of cells increases at a rate proportional to the number of cells present. If there are 150 cells present initially and 600 cells in one hour, find the number of cells in 4 hours?
- 13
Which power of 7 is between 2000 and 2500
- 14
Evaluate the expression log216/ln2.
- 15
If ln 2=x and ln 5=y what will be the value of ln 200 in terms of x and y?
- 16
What is the solution of log327?
- 17
What is the solution of the logarithmic equation
? - 18
What is the half-life of a radioactive substance if 90% of the initial amount remains at the end of 25 years ?
- 19
What is the half-life of a radioactive substance if 95% of the initial amount remains at the end of 10 years?
- 20
Which of the following are true for the function logax when a>1?
I. Domain of the logarithmic function logax is (0, ∞)
II. Range of the logarithmic function logax is (-∞, ∞)
II. logax is a decreasing function