Question

5. The value of cos217° - sin273° is
a. 1
b.
c. 0
d. -1
6. If mode of data 16,15,17,16,15,x,19,17, 14 is 15 then x=_
a. 16
b. 17
c. 19
d. 15
7. If the centroid of triangle formed by
(7,x),(y - 6) and (9,10) is at (6,3) then (x, y) =
a. (5,2)
b.(4,5)
c. (5,4)
d.(-5,-2)

Answer 1

Answer:

5. The value of cos217° - sin273° is

a. 1

b.

c. 0

d. -1

6. If mode of data 16,15,17,16,15,x,19,17, 14 is 15 then x=_

a. 16

b. 17

c. 19

d. 15

7. If the centroid of triangle formed by

(7,x),(y - 6) and (9,10) is at (6,3) then (x, y) =

a. (5,2)

b.(4,5)

c. (5,4)

d.(-5,-2)

bolded are answer