Find the value of `(-4)^(-2)`

Find the value of 2^(1-4)

If x = 2 and y = 1, Find the value of (-4x^(2)y^(3)) xx (-5x^(2)y^(5)) .

Find the value of (4cos^(2)9^(@)-1)(4cos^(2)27^(@)-1) (4cos^(2)81^(@)-1)(4cos^(2)243^(@)-1) .

f(x)+f(1-1/x)=1+x for x in R-{0,1}. Find the value of 4f(2).

Find the value of (4)^3 div (4)^-2

Find the value of (4/(log_(2)(2sqrt3))+2/(log_(3) (2sqrt3)))^(2) .

If secA=-2 and A lies in third quadrant, find the value of (4 cot^(2)A-3sin^(2)A) .

Find the value of 1). (-3)+(-8)-:(-4)-2xx(-2) 2). (-3)xx(-4)-:(-2)+(-1)

Find the value of: (i) (-4) -: 2/3 (ii) (-3)/5 -: 2 (iii) (-4)/5 -: (-3) (iv) (-1)/8 -: 3/4 (v) (-2)/(13) -: 1/7 (vi) (-7)/(12) -: ((-2)/(13)) (vii) 3/(13) -: ((-4)/(65))

3.Find the value of (5^0 +4^-1) times 2^2