Recent activity by John Zhu

Question

What are the quotient and remainder when 5x^4 - 3x^2 is divided by x^3-x^2 2 : a.Quotient: 5x , Remainder: −8x^2 b. Quotient: 5x^2 , Remainder: −3x^2 c. Quotient: 5x , Remainder: −3x^2 d. Quotient: 5x^2

asked Dec 18, 2024

1 answer 228k views

Show that a quadratic form ax² +bxy+cy² may be converted to a form ax ²+by² by suitable choice of θ in the substitution x=x cosθ−y sinθy=x sinθ+y cosθ, by checking that the coefficient of x y is (c−a)sin2θ+bcos2θ.

asked Dec 18, 2024

1 answer 119k views

What percentadge would be in each eighth of a circle

answered Nov 26, 2024

1 answer 17.5k views

An example of a pair of organisms that have undergone convergent evolution is _____. A. birds and crocodiles B. humans and chimpanzees C. axolotls and related salamanders D. Australian "moles" (marsupials)

answered Aug 21, 2024

1 answer 144k views

Which of the following statements is true about the electron transport chain? 1) Electrons start out at very high energy and lose energy at each transfer step. 2) Electrons start out at very low energy

asked Jul 15, 2024

1 answer 218k views

I am able to think of two possible mechanisms for alcohol+PCl₅ here, SN1 and SN2. In SN1, Inversion won't occur whereas, in SN2 inversion will occur. Which of the two is correct?

asked May 27, 2024

1 answer 57.7k views

With reference to international political economy, can you identify the following concepts and terms, or provide the required answer: Four Tigers a. Refers to the four major global financial institutions.

asked Apr 27, 2024

1 answer 150k views

Complete their conversation with the appropriate possessive adjective according to the clues (cues) in parentheses. Here is an example: MODELO: Isabel: Aquí hay una foto de nuestros abuelos en la playa.

answered Apr 25, 2024

2 answers 54.4k views

What is the value of 2a - b in the equation (x-1) x (x+9) = x² + ax - b? a) 9 b) -9 c) 18 d) -18

asked Apr 10, 2024

1 answer 175k views

Use the tape diagram to find the value of 1/2 / 1/3. Show your reasoning.

answered Mar 27, 2024

2 answers 39.7k views

Write (4-root5)(4 root5)/2 root 11 in the form of root (a/b)×√11 where a and b are integer.

answered Feb 23, 2024

1 answer 186k views

Addressing barriers in access to occupational therapy (OT) services is an example of which ethical principle? A) Autonomy B) Beneficence C) Justice D) Nonmaleficenc

answered Feb 14, 2024

1 answer 69.9k views

To whom can you transfer lead records? Option 1: Users Option 2: Profiles Option 3: Roles Option 4: Queues

answered Jan 26, 2024

1 answer 38.9k views

Find the missing angle measures

answered Jan 26, 2024

1 answer 165k views

A submarine is 37 meters below sea level. The submarine goes up 12 meters and then descends(down) 40 meters. What is the submarine's new position relative to sea level?

answered Dec 29, 2023

1 answer 33.7k views

(c) The lines 'As if it were a loaf of bread' and 'Like a miner, into sleep' are examples of which of the following poetic devices? (i) simile (iii) irony (ii) metaphor (iv) personification (d) The dog

asked Nov 6, 2023

1 answer 8.9k views

THank you thank you thank!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

answered Aug 20, 2023

1 answer 127k views

Write an expression to model the perimeter of a football field if the length of a football field is three-fourths the width of the football field. (With steps)

asked Jun 15, 2023

1 answer 68.6k views

Cr is the perpendicular bisector of ab if the perimeter of abc=58 find the length of ab

answered Jun 10, 2023

1 answer 187k views

what was the group of powerful lawyers and business people who made illegal land deals in the new mexico territory known as ?

asked May 26, 2023

1 answer 158k views

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