1 .  2x+15 = 27-4x এ কে সমাধান করলে x- এর মান হবে-  

• A. -1
• B. 2
• C. -2
• D. 3

Answer: Option B

Explanation:

2 . (x-8)<(2x+1) হলে নিচের কোনটি সত্য?

• A. x>-8
• B. x>-9
• C. x<-9
• D. x>-5

Answer: Option B

Explanation:

3 . 2x+1 = 32 হলে x এর মান কত?

• A. 4
• B. 3
• C. 2
• D. 1

Answer: Option A

Explanation:

4 . যদি 8x+4=64 হয়, তাহলে 2x+1 এর মান কত?

• A. 12
• B. 24
• C. 13
• D. 16

Answer: Option D

Explanation:

5 . If (4x-7)<(2x+13), then which of the following must be true?

• A. x>9
• B. x<13
• C. x>7
• D. none of these

Answer: Option D

Explanation:

6 . If 4x-7 <2x+13, then which of the following must be true?

• A. x < 7
• B. x < 13
• C. x>9
• D. x>10
• D. None of these

Answer: Option B

Explanation:

7 . Which of the following inequalities is the solution to the inequality 7x-5>2x+18?

• A. x<13/5
• B. x<23/9
• C. x>23/5
• D. x>5/23
• D. None of these

Answer: Option C

Explanation:

8 . f:R→R, fx=2x+1

• A. $0$
• B. $\frac{1}{2}$
• C. $5$
• D. $1$

Answer: Option B

Explanation:

9 . 32x+1=33x-1

• A. $-\frac{5}{4}$
• B. $-\frac{4}{5}$
• C. $\frac{4}{5}$
• D. $\frac{5}{4}$

Answer: Option B

Explanation:

10 . fx=x3-2x+10

• A. 1
• B. 5
• C. 8
• D. 10

Answer: Option D

Explanation:

11 . 2x+1=32

• A. $4$
• B. $3$
• C. $2$
• D. $1$

Answer: Option A

Explanation:

12 . 22x+1=128

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option B

Explanation:

13 . f:R→R,fx=2x+1

• A. 0
• B. $\frac{1}{2}$
• C. 5
• D. 1

Answer: Option B

Explanation:

14 . x2-y2+2x+1

• A. x+y-1
• B. 1-x-y
• C. x-y-1
• D. x+y+1

Answer: Option D

Explanation:

15 . দুটি সংখ্যার গড় হচ্ছে 2x+1 , যদি একটি সংখ্যা x-2 হয়, হবে অন্য সংখ্যক কত?

• A. x+1
• B. 2x+2
• C. 3x+4
• D. 4x-1

Answer: Option C

Explanation:

16 . cosθ=12x+1x

• A. $-\frac{1}{2}\left(x+\frac{1}{x^2}\right)$
• B. $\frac{1}{2}\left(x-\frac{1}{x^2}\right)$
• C. $\frac{1}{2}\left(x^2+\frac{1}{x^2}\right)$
• D. $\frac{1}{2}\left(\frac{1}{x^2}-x\right)$

Answer: Option D

Explanation:

17 . ∫115x+2x+1x+3dx=কত? 

• A. 4
• B. 2
• C. 6
• D. in 6

Answer: Option D

Explanation:

18 . fx=2x+1x-3

• A. R
• B. $\left(3,\infty \right)$
• C. $\left(-\infty .3\right)$
• D. $R-\left\{3\right\}$

Answer: Option A

Explanation:

19 . x2-6x-1+k2x+1=0

• A. 3 অথবা 6
• B. 2 অথবা 5
• C. 2 অথবা 6
• D. 3 অথবা 5

Answer: Option B

Explanation:

20 . x2-2x+1=0

• A. 2
• B. 3
• C. -2
• D. -3

Answer: Option A

Explanation:

21 . f(x)= x−32x+1 এবং x ≠12 হলে f−1(−2) এর মান হবে−

• A. 1/5
• B. 5
• C. 2
• D.

Answer: Option A

Explanation:

22 . (2x+16x)10 এর বিস্তৃতিতে x বর্জিত পদটি –

• A. 28/17
• B. 580/243
• C. 27/28
• D.

Answer: Option A

Explanation:

23 . (2x+16x)10 এর বিস্তৃতিতে x বর্জিত পদটি –

• A. 28/17
• B. 580/243
• C. 27/28
• D.

Answer: Option A

Explanation:

24 .  p এর মান কত হলে,  x2−6x−1+p(2x+1) = 0  সমীকরণের মূলদ্বয় সমান হবে ?

• A. 5 বা 2
• B. -5 বা -2
• C. 4 বা 4
• D. -3 বা -4
• D. কোনোটিই নয়

Answer: Option A

Explanation:

25 . 1(2x+1)+1(2x+1)2+1(2x+1)3+...............?

• A. $\frac{2}{3}$
• B. $\frac{1}{3}$
• C. $\frac{4}{3}$
• D. $\frac{5}{3}$

Answer: Option B

Explanation:

26 . f: R→R, f(x)=2x+1

• A. 0
• B. $\frac{1}{3}$
• C. $\frac{1}{2}$
• D. 1

Answer: Option C

Explanation:

27 . 5115x-2=552x+1

• A. 7
• B. 1
• C. $\frac{3}{5}$
• D. $\frac{1}{3}$

Answer: Option A

Explanation:

28 . 2x+1

• A. $\frac{1}{2}$
• B. 1
• C. $\frac{3}{2}$
• D. -1

Answer: Option D

Explanation:

29 . 52x+1=25 then x=?

• A. $\frac{2}{3}$
• B. $\frac{3}{5}$
• C. $\frac{1}{2}$
• D. $\frac{3}{2}$

Answer: Option D

Explanation:

30 . 22x+1

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option B

Explanation:

31 . 22x+1 + 4x =48

• A. $1$
• B. $2$
• C. $3$
• D. $4$

Answer: Option B

Explanation:

32 . 12x+12y=1

• A. 4
• B. 6
• C. 8
• D. 2

Answer: Option B

Explanation:

33 . x2-2x+1=0

• A. 0
• B. 1
• C. $\sqrt{2}$
• D. 2

Answer: Option A

Explanation:

34 . 2x+4-4×2x+12x+2÷2=?

• A. 4
• B. 2
• C. 6
• D. 8

Answer: Option A

Explanation:

35 . x + 1x = 3

• A. $\frac{5}{3}$
• B. $\frac{4}{3}$
• C. $\frac{3}{4}$
• D. $\frac{3}{5}$

Answer: Option D

Explanation:

36 . 92x+1

• A. 1/2
• B. 3/2
• C. 7/2
• D. 5/2

Answer: Option A

Explanation:

37 . x2-y2+2x+1

• A. x+y-1
• B. x-y+1
• C. 2x-y-1
• D. 1+y

Answer: Option B

Explanation:

38 . f(x)=x2+4,g(x)=2x+1

• A. 17
• B. 16
• C. 27
• D. 29

Answer: Option D

Explanation:

39 . fx=x-32x+1

• A. $3$
• B. $-3$
• C. $\frac{1}{3}$
• D. $-\frac{1}{3}$

Answer: Option B

Explanation:

40 . fx=x3-2x+10

• A. $1$
• B. $3$
• C. $5$
• D. $5$

Answer: Option D

Explanation: