Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

If the polar coordinate (-2,135°) were converted and placed on a rectangular coordinate plane, which quadrant would it lie?
Asked by tv2000in | 25 May, 2019, 06:28: PM
answered-by-expert Expert Answer
P o l a r space c o o r d i n a t e s space left parenthesis r comma theta right parenthesis space a r e space g i v e n space a s space left parenthesis negative 2 comma space 135 degree right parenthesis rightwards double arrow r equals negative 2 space a n d space theta equals 135 degree I n space r e c tan g u l a r space c o o r d i n a t e space s y s t e m comma space t h e space c c o r d i n a t e s space a r e space left parenthesis x comma y right parenthesis space a n d space t h e y space c a n space b e space r e p r e s e n t e d space a s x equals r space cos theta space a n d space y equals r space sin theta rightwards double arrow x equals negative 2 space cos 135 degree equals negative 2 space left parenthesis negative sin 45 degree right parenthesis equals 2 space sin 45 degree equals square root of 2 space a n d y equals negative 2 space sin 135 degree equals negative 2 space left parenthesis cos 45 degree right parenthesis equals negative 2 space cos 45 degree equals negative square root of 2 S o comma space t h e space c o o r d i n a t e s space i n space r e c tan g l e space p l a n e space a r e space left parenthesis square root of 2 comma negative square root of 2 right parenthesis. T h u s comma space t h e y space l i e space i n space 4 t h space q u a d r a n t.
Answered by Renu Varma | 27 May, 2019, 10:41: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 12-science - Maths
question 13
question image
Asked by klmn445 | 03 Apr, 2024, 11:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
300000/1368
Asked by cherrycharishma512 | 01 Apr, 2024, 12:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
The probability that a pen manufactured by a company will be defective is 0.1. If 12 such pens are selected find the probability that i) exactly 2 will be detective ii) at least 2.will be defective iii)none will he defective
Asked by annapoornaa429 | 31 Mar, 2024, 08:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
limit x tends to zero tanx-sinx/x^3
Asked by shirishakuruva477 | 28 Mar, 2024, 09:52: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
what is a hyperbola
Asked by sheensvlog | 27 Mar, 2024, 10:15: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
evaluate integration of log(sinx) dx
Asked by jprathamesh023 | 23 Mar, 2024, 04:01: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
construct of 2 × 3 matrix a=[aij] whose elements are aij=ij
Asked by antra1799 | 18 Mar, 2024, 07:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
bag 1 contains 8 red and 2 black balls. bag 2 contains 7 red and 5 Black balls. one of the bags is chosen at random and a ball is drawn from it, which is found to be black. find the probability that the ball is drawn from bag 1.
Asked by janusingh736 | 13 Mar, 2024, 04:19: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
pls make the table of this question
question image
Asked by nainaadityathakur | 12 Mar, 2024, 01:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
Find the centre and radius following circles of each of the 2x² + 2y² = 3x-5y +7
Asked by suman0987tewary | 27 Feb, 2024, 03:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×