Answers by Andreina
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Answers by Andreina

Answers by Andreina
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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.
answered Dec 23, 2024
3 votes
119k views
What is one way Frederick overcame the obstacle or barrier in his childhood? A) Learning to read and write secretly. B) Running away from his master. C) Seeking help from other enslaved individuals. D)
answered Sep 26, 2024
1 vote
19.3k views
The main participants at the Paris peace conference were objective of the peace conference was to​
answered Jul 18, 2024
4 votes
3.5k views
Where did the word,"Sapphic" get originated from?​
answered Jun 7, 2024
2 votes
72.6k views
On January 1, Year 2, the Accounts Receivable balance was $29,000 and the balance in the Allowance for Doubtful Accounts was $3,400. On January 15, Year 2, an $980 uncollectible account was written-off.
answered May 9, 2024
6 votes
123k views
Which of the following is not a reason to inquire about a client's family history on a psychosocial assessment? a. To identify potential genetic factors influencing mental health. b. To understand the
answered May 1, 2024
6 votes
78.1k views
A truck and a trailer weigh 4000 kg EACH. In order to accelerate at 2 m/s2, how much force would need to be produced?
answered Apr 26, 2024
5 votes
22.0k views
Many Florida schools remain under desegregation orders as a result of which Supreme Court case
answered Dec 23, 2023
9 votes
79.4k views
What is the exact point from the two equations 2x + 5y = -7 and 7x + y = -8
answered Aug 22, 2023
7 votes
190k views
Lily has 76 stars brandon has 100 times more how many stars does Brandon have
answered Jul 22, 2023
5 votes
152k views
Yeah... please help im kinda stuck
answered Feb 28, 2023
10 votes
198k views
() 15 solve the equation +4:00 A No Solution Many Solutions c. DK
answered Jan 7, 2023
5 votes
223k views
Melvin loves playing football, but he hates wearing his mouth guard. He thinks it makes him look silly. What is the MOST ACCURATE comment Melvin’s friend Andre can make? 1 “You’ll look even more silly
answered Nov 12, 2022
0 votes
186k views
1 2/3 times 2 1/2 plz help
answered Oct 27, 2022
5 votes
17.5k views
Using your knowledge of Latin roots, which is the meaning of "gratuity"?
answered Sep 3, 2022
1 vote
177k views
Find the solution to the system: 7x+6y=-17 y=-4x
answered Aug 30, 2022
2 votes
57.6k views
PLZ HELP HELP HELP ME I NEED ANSWER MATH​
answered May 28, 2022
2 votes
143k views
The diagram shows the straight line which passess through points (0,1) and (3, 13) Find the equation of a straight line -
answered Mar 16, 2022
6 votes
218k views
100 POINTS (50 points each for the 2 people that can answer) Which of the shapes below would be created when you plot the following points: (-4, -2), (2, -2), (4, 2) (-2, 2) -NO links -no random answers
answered Feb 24, 2022
2 votes
64.2k views
Write the fraction as a percent. 1/400
answered Jan 19, 2022
1 vote
133k views
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