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Math

Math Snap

PROBLEM

Determine symmetry of the following equations: 17. y=x2+6y=x^{2}+6, 19. x=y2+6x=y^{2}+6, 18. y=x22y=x^{2}-2, 21. y2=x2+6y^{2}=x^{2}+6, 20. x=y22x=y^{2}-2, 23. y=2x+3y=2x+3, 22. y2=x22y^{2}=x^{2}-2, 25. x2y3=2x^{2}-y^{3}=2, 24. y=2x+5y=2x+5, 27. x2+y2=100x^{2}+y^{2}=100, 26. x3y2=5x^{3}-y^{2}=5, 28. x2+y2=49x^{2}+y^{2}=49.

STEP 1

Assumptions1. The equations provided are in the form of y=f(x)y=f(x) or x=f(y)x=f(y) or f(x,y)=0f(x,y)=0.
. We are to determine the symmetry of the graph of each equation with respect to the yy-axis, the xx-axis, the origin, more than one of these, or none of these.

STEP 2

To check for symmetry about the yy-axis, we replace xx with x-x in the equation and see if we get the same equation back.

STEP 3

To check for symmetry about the xx-axis, we replace yy with y-y in the equation and see if we get the same equation back.

STEP 4

To check for symmetry about the origin, we replace xx with x-x and yy with y-y in the equation and see if we get the same equation back.

STEP 5

Let's start with the first equation, y=x2+y=x^{2}+. Replace xx with x-x.
y=(x)2+y=(-x)^{2}+

STEP 6

implify the equation.
y=x2+6y=x^{2}+6

STEP 7

Since we got the same equation back, the graph of the equation y=x2+6y=x^{2}+6 is symmetric with respect to the yy-axis.

STEP 8

Now, let's check for symmetry about the xx-axis. Replace yy with y-y in the equation y=x2+6y=x^{2}+6.
y=x2+6-y=x^{2}+6

STEP 9

This is not the same as the original equation, so the graph of the equation y=x2+6y=x^{2}+6 is not symmetric with respect to the xx-axis.

STEP 10

Finally, let's check for symmetry about the origin. Replace xx with x-x and yy with y-y in the equation y=x2+6y=x^{2}+6.
y=(x)2+6-y=(-x)^{2}+6

STEP 11

This is not the same as the original equation, so the graph of the equation y=x+6y=x^{}+6 is not symmetric with respect to the origin.

STEP 12

Therefore, the graph of the equation y=x2+6y=x^{2}+6 is symmetric with respect to the yy-axis only.

SOLUTION

Repeat steps5 to12 for each of the remaining equations to determine their symmetry.

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