alternative hypothesis should she use? (Assume that the parameter u has appropriate meaning in each case.) Desired property Average density at least 2.65 g/cm³ Average Mohs hardness rating equal to 7 Average crystal size at most 1 cm μl μl Alternative Hypothesis [选择] [选择] [选择] 2.65

Q: Evaluate   2 - 5 . 4 - [ 6 . ( 3 - 4 ) ]

A: Given: Let y=2-5.4-6.3-4 To Find: To evaluate the given expression

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: simplify (-3)-1 * (-3)2 * (-3)2

A: Given:

Q: + + = 20 + + + + X = 15 - + X + X = 42 =3 =14 =27

A:

Q: -5+y>19

A: - 5 + y > 19 Adding, 5 both sides of the inequality, we get,

Q: (1. 2) (3.-2) (-1.-2) (4.-3)

A: Integral of a function from a to b= area of the function from x=a to x=b

Q: State true or false  -p >= -p

A:

Q: 7>12

A: We have to find solution of y

Q: Find / (+62+3) de + C

A:

Q: a five-person committee is created by randomly selecting members from a group of 3 faculty and 5…

A: 3 Faculty5 students___________8 total peopleselect five person committee by selecting members at…

Q: 4x - 2 s -22

A:

Q: Differentiate. Why y = x2 + 2x - 2 x2 - 2x + 2

A: To differentiate the following function.

Q: What term is next in the sequnce -2,-4,-8,-16.. ag=

A:

Q: -9 -3 -2 -6 3- 6. -4 -6 -8- -10+

A: Given,    The graph is shown below:

Q: -6 -5 -4 /-3 -2

A: It is required to match the graph with their corresponding trigonometric functions. Use the graphing…

Q: Suppose B = (-8, 1, -3) and AB = (-10, 7, -9). Then A help (points)

A: Given point B=(-8,1,-3) and vector AB=<-10,7,-9>. To find the point A. Let O=(0,0,0) be the…

Q: -9 < 3x + 3 <= 22

A:

Q: -8 1 −1 (63) −1 2 ?

A: I am going to solve the problem by using some simple calculus to get the required result of the…

Q: 12 + 4X < 16

A: -12+4x&lt;16 adding 12 both sides -12+12+4x&lt;16+12 4x&lt;28 divide with 4 x&lt;28/4 x&lt;7   x…

Q: What is the range of the numbers -3,2,-5,3,11?

A:

Q: The notation 2 < 5 means that 2 is to the of 5 on a number line.

A: The notation 2&lt;5 means that 2 is to the _________ of 5 on a number line.

Q: Find a b. a = (5,-2), b (3,6) =

A: To find .

Q: Determine -|16-28|

A:

Q: 6x < -30

A: Given query is to solve the inequality.

Q: Let A = -1 -9 3

A:

Q: Is -1 greater than -4

A: Integer type

Q: (ii) Evaluate L-¹ {,2²9}. [2

A: Sol:- L-12s2+9 =L-123·3s2+32

Q: passes through (-4, -3)

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

Q: 元 25+3 (5+4 }

A:

Q: -114 < -19x

A:

Q: 2+9-(-28)-10=

A:

Q: (-5,3)and(-1,0)

A: Topic:- geometry

Q: 14. The matrix A is the same as above. (d) Diagonalize A, if possible. In other words, find a…

A: Given matrix is A=198-2-2-25-4-2-45.   Part (d):-  Diagonalize A, if possible. In other words, find…

Q: -13<3x-4< 2

A: