No such pairs ?

Options ?

sin36 sin72 sin108 sin144=?

I hope this figure helps hence the answer is 6

is that + or = bw 1/3 and 1/4

for a cubic polynomial ax3 + bx2+cx+d=0 three roots can be described as p +q+r=-b/a pq+qr+pr= c/a pqr=-d/a so in given equation p+q+r=0...........

this could only be possible if both digits must be same so nos. are 33,44,55,66,77,88,99 total =7 (answer)

answer is 0?

8 ??

answer is √2

answer is 4th option?

put 17 as (2-19) -19 to the power 36 and 19 to the power 36 cancels out hence the answer is 2

I can suggest this Bdw it is a great question there are 9 1-digit numbers(9) there are 90 2-digit numbers(180)there are 900 3-digit numbers(2700)and 9...

Take 1075^n common You will get 1075^(n-1) *1074 Now check options 15 will be divisible because 1075 contains 5 and 1074 contains 3 1075 contains 43...