Question

Q.27 (a) Find the value of 2Sin60Cos60.
(b) If Sin A
2 tan A
and
39
1+tan? A
X Х
2
2
2
a) 8 x B x
z B
sin 60
rs
욤
u 니
gen
5+4
b) tanA= 요
4 xs
2tan
4 4
q
It tanza
VS VG
20 XV=4V
5
aus vs
Q.28 A lending library has a fixed charge for the first three days and an additional charge for each day thereafter
5
Saritha paid Rs 27 for a book kept for seven days, while Susy paid Rs 21 for the book she kept for five day
Find the fixed charge and the charge for each extra day.
27=4+uy
THY
21=ntay
n=15, y=3
Q.29 If the 3rd and the 9th terms of an AP are 4 and - 8 respectively, which term of this AP is zero?
a₃ = 4
aq=- 8
atadzu a tod=-8
d = -2 & a=8
an=0
a +(n-1)d=0
8+(1-1) 1-2)=0
(n-1) X(-2) = -8
n-1 = 4
n=5
Q.30 If four students are positioned on four points A,B,C and O given in the graph. Find the following:
(a) Coordinates of the students positioned on axes.
(b) If B is positioned at mid point between A and C, then find the
coordinate of B.
(c) Check whether B is equidistant from A, O and C.​

Answer 1

Answer:

please tell the part of question u need the answer of

I will be giving u answer in comments

Answer 2

Answer:

nice copy bro or good afternoon