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aisha
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IS THE EQUATION A FUNCTION ?
aisha said:IS THE EQUATION A FUNCTION ?
aisha said:IS THE EQUATION A FUNCTION ?
aisha said:how come my teacher says that y^2=x+1 is not a function is that fair?
Isnt that a trick question how are u supposed to know whether to rearrange it or not? Normally it would be written y= not y^2=
It depends on the definition of function that you are using. Also, are you asking whether it is a 'function' of x?aisha said:IS THE EQUATION A FUNCTION ?
A function is a relation between two sets, where each input from one set is assigned to exactly one output in the other set. In other words, a function is a rule that maps each input to a unique output.
To determine if y^(2)=x+1 is a function, you can use the vertical line test. Draw a vertical line on a graph and see if it intersects the curve at more than one point. If it does, then the equation is not a function. If the vertical line only intersects the curve at one point, then it is a function.
A function is a type of relation that has a unique output for every input, while a relation can have multiple outputs for a single input. In other words, every function is a relation, but not every relation is a function.
No, a function can only have one input for a given output. This is known as the one-to-one mapping principle.
To graph y^(2)=x+1, you can first rewrite it as y=sqrt(x+1). Then, you can plot points on a graph by choosing different values for x and solving for y. Once you have plotted enough points, you can connect them with a smooth curve to visualize the function.