Question

Find polar Co-ordinators of point whose Rectangular Co-ordinators are given and vice versa?
a). (3√2,-3√2)
b). r=a sint,>0
c). x²+y²-8x+6y+7=0​

Answer 1

Answer:

How many plants were needed for plantation by all sections of class IV?

1. (i) 20

(ii) 25

1. (iii). 30

(iv) 35If the nth term of an AP is (2n + 1), then the sum of its first three terms is

1. (a) 6n + 3 (b) 15 (c) 12 (d) 21In the given figure, find angle QSR