27. Show that if a > b, and a, b + 0, then b-l > a-1, provided that a and b have the same sign. What happens if a > 0 and b < 0?

Q: if Z= とan'Y final dž In Point C!,!)

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Q: 3) Find x if IS = x and IQ = 2x – 5 S. R

A: given,     IS=x , IQ=2x-5

Q: Show that: If |z| = 1, then: z' + 4z + 5 z2 + 5z + 6

A: Given: z=1 Then show that: z3+4z+5z2+5z+6≤5

Q: |=1|+ |= 2 | |- |- | 3. If z3 + z,, show that VI +

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Q: A company manufacture two different types of call phone Fand E, each unit of call phone S costs (D•…

A: Let x be number of F type phones. Let y be number of E type phones. Since each F type phone costs…

Q: 11.6.2. f(x, y) = x4 + y+ – a² – 2xy – y². - -

A: As per bartleby guidelines we only give first question answers.

Q: 40 If f (ax)=L y ifind the divideddifferonces x21 flaib), flaibic) and fla,b,c,d),

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Q: Show that the Vingof CamPlex humbers Cf+so) Can be imbealaling inaring of 2x2 matvices (Mzns

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Q: If y = 3u² + 2u and u = √² +5, fip S da would be: (6√2²+5+2)(√) (6 (3u² +2u) + 2)(√5) ○(3√2²+5+1)(√)…

A: We can find the derivative as below.

Q: The set of of solution of x2 - 5x+ 6 0 in Z12 is (a ).{2,3,4} d){2,3,6,11} (b) {2,3} (c) {.2,3,6}

A: Hence option (b) is correct.

Q: 9. If y = V-|x|, then D =

A: We can differentiating given function in the in particular domain.

Q: 11. If AJKL - AMKN, find the value of x. 12 N 20 x+1 Зх - 2 J

A: It is known that in a pair of similar triangles, the corresponding sides are proportional. It is…

Q: 2. If y = x2 + 2 and u = 2x – 1, then du II

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Q: and oh if as Find (i) hlYis) = L0ggo %3D

A: Given h(r,s)=logsr To find delh/delr and delh/dels

Q: Let x = (3,-1,0) and y = (0,1,5). a) Show that no choice of numbers a and b can make ax + by =…

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Q: If X is the number of heads obtained in four tosses of a coin, the 1 is 1+X mode of Y =

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Q: Express y as a fiunetion af k if y - 2r+5, 1- V3t -1, and t- 3k - 5.

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Q: The employees of a subsidiary that does asbestos cleanup are being tested for indications of…

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Q: Let X=(1,0, – 1, - /2)'. Then, ||X||, =| Select one: а. -1- V3 b. -V3 O C. 2 +/2 d. -V2

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Q: 4. If /(r.y)=- , find f, and f,. V+y

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Q: и, utt =100 и за осхит ли(1,0) с снова И 8x tas lon 1 |4 (30) = со & +6 107 (4 (9,6)= ц(ђt) = 0 x =0

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Q: 2) Find x if mZGHI= 173", MZGHQ= 29 + x, and M2QHI = x+ 162. %3D

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Q: dz ニ Z – 2j K K : z |= 1

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Q: Suppose than an open box is to be made from a square sheet of cardboard by cutting out 3-inch…

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Q: 2 Evaluate: ²₁²(x²-y²² du dt

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Q: *. Given that the van rental is P 2.000.00 per day and the gasoline that will be filled in the tank…

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Q: 5. If x-xy + y = 3, find y' and y".

A: Solution 5: Given: x2-xy+y2=3

Q: In(2 + x – 2y2 – 3z), 7 =, then If f(x, y, z) Duf (2,-1, 1) = - A) 11

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Q: Show that if 0 <y<1, and Y ~ N(0,1), we have that 9 6 3 P\Y + %(x² – 1) < =] × + (V +1). -

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: Suppose X~N(112,16), and Z~N(0,1). Then x = 112, is equivalent to z = ______.

A:

Q: Suppose X~N(113,18), and Z~N(0,1). Then x = 94, is equivalent to z = ______.

A: Given that, Suppose X~N(113,18), and Z~N(0,1). Here, mean μ=113 and standard deviation σ=18

Q: 9. If VW = 9x- 11 and SU 16x - 12, find WT. S. 人

A: We are solving the first question and for the next question post the questioon again and alsomention…

Q: 21, Referring to Example 50.9, show that G(Q&2, i/3)/Q(i 3) ~ (Za, +).

A:

Q: Suppose that the supply of a product is given by p=10+7 In(4q + 5), where p is the price per unit…

A: Supply function , p= 10 + 7 ln(4q+5), Where p is the price per unit and q is the number of u units…

Q: 17. If 1 || m, mZ1 = (13x + 24)°, and m22 = (5x – 6)°, find m2. %3D 2 t

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Q: 9. If VW = 9x - 11 and SU = 16x – 12, find WT.

A: Given VW = 9x - 11 , SU = 16x -12 , WT = ? STUV is a rectangle , W is the midpoint of diagnols SU =…

Q: 2.2 Use algebraic manipulation to prove that (x +y) · (x + y) = x.

A: As 2 Questions are given, I will solve only the first, We need to Prove that: x+y(x+y¯)=x Solving…

Q: 2. 1. If UZ = x+ 21 and ZS = 3x – 15, find US.

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Q: Find a number z (except 0) such that Az³ + Bz²+ Cz = D 2 1 3 0 -2 -4 00 ^-[ ] ³-R2 :]-[+]-[1] B= 1 2…

A: Solution

Q: Suppose x ~ Uniform(1, 2), and

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Q: 27 1 2-r2 4. Evaluate: r dz dr de Jo

A: Solution

Q: 16 3. Show that for x2 + 2xy - 3y² = 4, y" (x-3y)3

A: We will find y" as following.

Q: 21. If x2 + y? =1 and xy = 2 , find (x + y)'.

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Q: 23. Complete. a. If m L1 = 20, then m Z3 = m L4 = _?, and m L5 = b. If m L1 = x, then m 23 = m L4 =…

A: Triangle: In an isosceles triangle, there are two base angles and one other angle. The two base…

Q: a,b,x,y, are negative numbers a⁵ + b⁵<= 1 x⁵ + y⁵ <= 1 prove that a²x³ + b²y³ <= 1

A: Given information: The numbers a,b,x and y are negative numbers. The conditions are a5+b5≤1,…

Q: дх and if ry + y2³ + zr' = 7 ду дх Find дт

A: We have to find the partial derivatives w.r.t x and y.