7. 72, 32, 74, 66, 71, 45, 38, 49, 66, 69, 75, 34, 102 Median: Q3: QI: QI: IQR: Outliers: 8. 38, 42, 77, 47, 74, 51, 48, 41, 82, 72, 74, 129 Median: Q3: QI: IQR: Outliers:

Q: Simplify. 5x x² + 2x 2 + 2x - 8 3 x + 4

A:

Q: (-8,-5)and(-10,-9)

A:

Q: (1,-16) and (-3,12)

A: To write down the equation of the straight line joining the two given points.

Q: When might you use one or the other?

A: Generally, both covariance and correlation are used to know about the linear relationship between…

Q: could you do a and b with different examples again

A:

Q: can you also answer F

A: We need to determine which of the sales, 170CDs or 200CDs, yields a higher profit.

Q: Q3 is incorrect.

A: data in ascending order:- 2, 12, 14, 28, 28, 30, 32, 34, 34, 34, 42, 44, 50, 52, 58, 60, 72, 78

Q: 5x-20 50

A:

Q: What are the values for y when x is 2,4, and 6? y=3x + 6

A: What are the values for y when x is 2,4, and 6? y=3x + 6

Q: Simplify. 5-2(2W-2) + w O-3w-9 O*3w+9 O 3w+9 O 3w-9

A:

Q: 1 Determine the values of a, b and c if: 2(a,b,4) +(6,8, c) – 3(7,c,-4) = (-24,3,25)

A: We can solve this as follows:

Q: /- wiite ay 2. -5

A:

Q: The table shows the movement of a stock for 30 randomly selected trading days. "Up" means the stock…

A:

Q: (-8, -11) and (17, 4)

A:

Q: xp= /3-x =dx

A:

Q: Find (-8, 6).(3, 2).

A:

Q: passes through (-4, -3)

A: Given: (-4, -3), (-9, 26), and (-3, 3

Q: If x > 4 and y > 4, then x + y > 8.

A: Since, we have been given that:-x>4 -(i)y>4 -(ii)Our Aim is to Prove that:- x+y>8

Q: Let à = (-4, 2, -1) and b = (5, 0, -1). Find a . b.

A:

Q: D. Tim x 3. 2x² +4. X-5

A:

Q: Find a . b. a = (-3,-1), b = (-1,8)

A:

Q: line CE has E is (-3,-2) and D is (2,10 find C

A: A line CE has a midpoint D which is (2, 10) and E is (–3, –2).

Q: (9, -7) (3, 1). Find 吕 ロ师仁 ?

A: