Question

Help please

Answer 1

The equation of a curve is\[3x^2 −4xy+y^2 = 45\]
Show that there are no points on the curve at which the gradient is 1.

Answer 2

I found \[\frac{ dy }{ dx }=\frac{ 4y-6x }{ 2y-4x }\]

Answer 3

set the expression for the gradient equal to one and see if it leads to a contradiction

Answer 4

How do you show for the contradiction when you get x=y

Answer 5

now plug y=x into your original equation - what does it lead to?

Answer 6

@Obumpa have you tried putting y=x into your original equation?

Answer 7

yes 0=45 I get it now thanks

Answer 8

yw :)

Answer 9

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Answer 10

Ok lets go over this more smoothly:
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Answer 11

Two similar triangles are shown below:

Two triangles are shown. The sides of the triangle on the left are marked 4, 5, 6.

Answer 12

where is the internal organs located?

Answer 13

Walter purchased a 2010 model sedan for 24000. The dealership offered him a 199/month payment plan for 48 months at the end of which the unpaid balance will

Answer 14

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, write a Paraphrase of ONLY lines 69 through 74 from the text in step 2 above (starting with u201cEveryone held himu201d through u2

Answer 15

if 25% of a number is 100,whats the number
A.50 B.100 C.150 D.200 E.400

Answer 16

The influence of Mahatma Gandhi be seen most clearly in Kingu2019s rhetoric in his _____.

Answer 17

Choose the most correct answer

Answer 18

how do the planets venus and neptune differ in terms of atmospheric composition?

Answer 19

What is a modern day example of a parody or satire and how does this help show that one is more important than the other.

Answer 20

Determine the x- and y- intercepts for the graph defined by the given equation.
x = -9
a.

Answer 21

Which of the following physical properties would tell you about an element's mass

Answer 22

GUESS WHAT PEEPLE

Answer 23

Spanish help

Answer 24

English e.e

Answer 25

without takeing seasonal changes into account, describe how latitude affect insol

Answer 26

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Answer 27

A vehicle's fuel economy is affected by its speed. The data on Spaller Auto's most popular vehicle is shown in the table below where x is the speed (mph) an

Answer 28

Complete the following proof

Given: -x-4= 9
Prove: x =-13

1.-x -4 = 9 Given
2.