`1/(4+1/(4+1/(4-1/4))` What is the value ?

If (a-4)/(28)=(1)/(4) , what is the value of a?

If (1)/(3)r+(1)/(4)s=(5)/(6) , what is the value of 4r+3s?

1) Find the value: |4-9|

If 4^a + 4^(a+1) = 4^(a + 2) - 176 , what is the value of a?

In what ratio does the point (1, a) divide the join of (-1, 4) and (4, -1) ? Also, find the value of a.

If 2^(x)=4^(y)=8^(z) and (1)/(2x)+(1)/(4y)+(1)/(8z)=4 find the value of x.

If y= (sqrt(1-sin4A)+1)/(sqrt(1+sin4A)-1) then one of the values of y is (A) -tanA (B) cotA (C) tan(pi/4+A) (D) -cot(pi/4+A)

If -3lt 4/3 h +1/6lt 1, then what is one possible value of 12 h- 4 ?

The value of sin\ (1/2cot^(-1)(-3/4))+cos(1/2cot^(-1)(-3/4)) is/are equal to-