Which expression is equivalent to `(9x^(2)y^(6))^(-(1)/(2))`?

Which expression is equivalent to ((2xy)^(-2))/(4y^(-5)) ?

Which of the following expressions is equivalent to 25 x ^(2) y ^(4)-1 ?

Which of the following expression is equivalent to (sin^(2)x)/(1+cosx) ?

Which of the following expressions is equivalent to (9x+45)/9 ?

f(x) =x^3 -9x g(x)=x^2 -2x -3 Which of the following expressions is equivalent to (f(x))/(g(x)) , for x gt 3 ?

y = (3x ^(2) +7)/(x-3) Which of the following expressions is equivalent to y ?

IF y=3^(x) , which of the following expressions is equivalent to 9^(x)-3^(x+2 for all positive integer value of x?

Which of the following expressions is equivalent to 2a+4b+6c ?

If y=3^(x) and x and y are both integers, which of the following is equivalent to 9^(x)+3^(x+1) ?

(3x^4+2x^3-7)+(4x^6-5x^3+9) Which of the following expressions is equivalent to the expressions above?