find k? |X=xi P(X=xi) 1 4k 2 k 3 2k 4 3k

Q: dr (1² + 1)²

A:

Q: Sexdx X(x²+2)

A:

Q: | 2t + 5 | = 4

A: Given: 2t+5=4 Formula Used: u=a,a>0⇒u =a or u=-a

Q: |3x − 4| = 8

A: Given that |3x − 4| = 8

Q: √3x²e²dx

A: Formula for integration by parts                                        ∫f(x)g(x)dx=f(x)∫g(x)dx…

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: Vx + x – x

A: We rationalize the numerator

Q: 14+9x2 o.5 2 |-x² 号 e

A: As per our guidelines we need to solve first three questions only. Please, repost the remaining…

Q: 2x + 2y = 16 4x - 2y = 8 ||

A: The objective of the question is to find the values of x and y that satisfy both equations…

Q: 9x2 - x3 + 4x 8x + 20 dx. Evaluate Since x + 4x = x(x² + 4) can't be factore

A:

Q: What is BD? B BD= 12 A X+6 20

A: Given figure:-

Q: 2. Find the value of x (3r - 7) 29 D

A:

Q: Question 8 x²dx Evaluate x²Vx2 -4

A:

Q: Evaluate | x2 Q4. dx + 4x + 3

A: 4) To evaluate the integral

Q: Multiply (x + 5) (4x – 5) O 4x2 + 30x – 25 O 4x2 - 15x - 25 O 4x2 + 15x – 25 O 4x2 - 30x - 25

A: We need to simplify the following expression x+54x-5

Q: |8x+3|>12

A:

Q: (2x2 + Зу? %3D 21 4. (Зx 13x2 – 4y2 = 23

A: We multiply the first equation by 4 and the second equation by 3 and then add them. 4(2x2+3y2=21) →…

Q: 4dx 3 x - √√x² S

A: We will use simple Integration rules to solve this question.

Q: dx |x-1|

A: To evaluate the following integral.

Q: 3x³ 4x / (3²¹-4-2)=[ X3 dx +C

A: Given query is to find the integral.

Q: Given 3( x + 4) = 30 then x =

A: Given equation is               3(x+4)=30 now we are dividing by 3 on both sides  then    x+4=10

Q: 3. Find the value of x - x + 9 - 3x + 5

A: The three angle bisectors of the angles of a triangle meet in a single point, called the incenter.…

Q: |3x-12| > 6

A: The given inequality is

Q: |8x - 7|-1= 10

A:

Q: X - 6 x2 - 6x + 8 Jo

A:

Q: dx Vx3 V2 + x

A:

Q: |4x +7| -6 = 18

A: Given that,        4x+7-6=18

Q: Find all the values of x so that ? 4 = −8(? − √3)

A: We solve the given equation for value of X .

Q: Lung cancer is the leading cause of cancer‑related deaths in the United States. Researchers examined…

A: Given :  3% of heavy smokers develop lung cancer  CT scan positively identifies lung cancer = 89%…

Q: x(x - 2) = 9

A:

Q: x²dx 3. (2 +3x)²/3

A: To integrate: ∫x22+3x23dx

Q: (s+1)* (s+2)

A:

Q: VA – 3 4 2x + 1 X

A: To find the value of the given integral by substitution method. Here we change the dx to dz and then…

Q: Find x. 10 (2x+5) 52 (5x - 6)•

A:

Q: Find 3|X| + 12

A: See the attachment

Q: |3x-8|>1

A: Given, |3x-8|>1 Solving for absolute value, the equation can be written as, 3x-8>1 or…