Which of the following are equal to the expression below? Check all that apply

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?