{
"query": {
"display": "solve for $$x,\\:r^{2}=\\sin\\left(2x\\right)$$",
"symbolab_question": "SOLVE_FOR#solvefor x,r^{2}=\\sin(2x)"
},
"solution": {
"level": "PERFORMED",
"subject": "Trigonometry",
"topic": "Trig Equations",
"subTopic": "Trig Equations",
"default": "x=\\frac{\\arcsin(r^{2})}{2}+πn,x=\\frac{π}{2}+\\frac{\\arcsin(-r^{2})}{2}+πn",
"meta": {
"showVerify": true
}
},
"steps": {
"type": "interim",
"title": "$$solve\\:for\\:x,\\:r^{2}=\\sin\\left(2x\\right){\\quad:\\quad}x=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+πn,\\:x=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+πn$$",
"input": "r^{2}=\\sin\\left(2x\\right)",
"steps": [
{
"type": "step",
"primary": "Switch sides",
"result": "\\sin\\left(2x\\right)=r^{2}"
},
{
"type": "interim",
"title": "Apply trig inverse properties",
"input": "\\sin\\left(2x\\right)=r^{2}",
"result": "2x=\\arcsin\\left(r^{2}\\right)+2πn,\\:2x=π+\\arcsin\\left(-r^{2}\\right)+2πn",
"steps": [
{
"type": "step",
"primary": "General solutions for $$\\sin\\left(2x\\right)=r^{2}$$",
"secondary": [
"$$\\sin\\left(x\\right)=a\\quad\\Rightarrow\\quad\\:x=\\arcsin\\left(a\\right)+2πn,\\:\\quad\\:x=π+\\arcsin\\left(a\\right)+2πn$$"
],
"result": "2x=\\arcsin\\left(r^{2}\\right)+2πn,\\:2x=π+\\arcsin\\left(-r^{2}\\right)+2πn"
}
],
"meta": {
"interimType": "Trig Apply Inverse Props 0Eq"
}
},
{
"type": "interim",
"title": "Solve $$2x=\\arcsin\\left(r^{2}\\right)+2πn:{\\quad}x=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+πn$$",
"input": "2x=\\arcsin\\left(r^{2}\\right)+2πn",
"steps": [
{
"type": "interim",
"title": "Divide both sides by $$2$$",
"input": "2x=\\arcsin\\left(r^{2}\\right)+2πn",
"result": "x=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+πn",
"steps": [
{
"type": "step",
"primary": "Divide both sides by $$2$$",
"result": "\\frac{2x}{2}=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+\\frac{2πn}{2}"
},
{
"type": "step",
"primary": "Simplify",
"result": "x=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+πn"
}
],
"meta": {
"interimType": "Divide Both Sides Specific 1Eq",
"gptData": "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"
}
}
],
"meta": {
"solvingClass": "Equations",
"interimType": "Generic Solve Title 1Eq"
}
},
{
"type": "interim",
"title": "Solve $$2x=π+\\arcsin\\left(-r^{2}\\right)+2πn:{\\quad}x=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+πn$$",
"input": "2x=π+\\arcsin\\left(-r^{2}\\right)+2πn",
"steps": [
{
"type": "interim",
"title": "Divide both sides by $$2$$",
"input": "2x=π+\\arcsin\\left(-r^{2}\\right)+2πn",
"result": "x=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+πn",
"steps": [
{
"type": "step",
"primary": "Divide both sides by $$2$$",
"result": "\\frac{2x}{2}=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+\\frac{2πn}{2}"
},
{
"type": "step",
"primary": "Simplify",
"result": "x=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+πn"
}
],
"meta": {
"interimType": "Divide Both Sides Specific 1Eq",
"gptData": "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"
}
}
],
"meta": {
"solvingClass": "Equations",
"interimType": "Generic Solve Title 1Eq"
}
},
{
"type": "step",
"result": "x=\\frac{\\arcsin\\left(r^{2}\\right)}{2}+πn,\\:x=\\frac{π}{2}+\\frac{\\arcsin\\left(-r^{2}\\right)}{2}+πn"
}
],
"meta": {
"solvingClass": "Trig Equations",
"practiceLink": "/practice/trigonometry-practice#area=main&subtopic=Trig%20Equations",
"practiceTopic": "Trig Equations"
}
},
"plot_output": {
"meta": {
"plotInfo": {
"variable": "x",
"plotRequest": "r^{2}-\\sin(2x)"
},
"showViewLarger": true
}
},
"meta": {
"showVerify": true
}
}
Solution
solve for
Solution
Solution steps
Switch sides
Apply trig inverse properties
General solutions for
Solve
Divide both sides by
Divide both sides by
Simplify
Solve
Divide both sides by
Divide both sides by
Simplify