Which statements is true for all real values of x and y?

Which statement is true for all enzymes?

If the equation x^(2)+9y^(2)-4x+3=0 is satisfied for all real values of x and y, then

An equation which is true for all real values of its variables is called an identify .

Which one of the following functions is differentiable for all real values of x?

Which one of the following functions is differentiable for all real values of x?

Statement 1 is True: Statement 2 is True; Statement 2 is a correct explanation for statement 1 Statement 1 is true, Statement 2 is true;2 Statement 2 not a correct explanation for statement 1. Statement 1 is true, statement 2 is false Statement 1 is false, statement 2 is true Statement I: sec^2theta=(4x y)/((x+y)^2) is positive for all real values of x\ a n d\ y oly when x=y because Statement II: t^2geq0AAt in R\ a. A b. \ B c. \ C d. D

The negation of the statement ''for all real numbers x and y, x+y=y+x'' is

Identify the Quantifiers in the following statements: for all real number x and y ,x.y=y.x

If sin x^@ = a , which of the following must be true for all values of x ?