{
"query": {
"display": "$$\\int\\:4x-15x^{2}+e^{x}dx$$",
"symbolab_question": "BIG_OPERATOR#\\int 4x-15x^{2}+e^{x}dx"
},
"solution": {
"level": "PERFORMED",
"subject": "Calculus",
"topic": "Integrals",
"subTopic": "Indefinite Integrals",
"default": "2x^{2}-5x^{3}+e^{x}+C",
"meta": {
"showVerify": true
}
},
"steps": {
"type": "interim",
"title": "$$\\int\\:4x-15x^{2}+e^{x}dx=2x^{2}-5x^{3}+e^{x}+C$$",
"input": "\\int\\:4x-15x^{2}+e^{x}dx",
"steps": [
{
"type": "step",
"primary": "Apply the Sum Rule: $$\\int{f\\left(x\\right){\\pm}g\\left(x\\right)}dx=\\int{f\\left(x\\right)}dx{\\pm}\\int{g\\left(x\\right)}dx$$",
"result": "=\\int\\:4xdx-\\int\\:15x^{2}dx+\\int\\:e^{x}dx"
},
{
"type": "interim",
"title": "$$\\int\\:4xdx=2x^{2}$$",
"input": "\\int\\:4xdx",
"steps": [
{
"type": "step",
"primary": "Take the constant out: $$\\int{a\\cdot{f\\left(x\\right)}dx}=a\\cdot\\int{f\\left(x\\right)dx}$$",
"result": "=4\\cdot\\:\\int\\:xdx"
},
{
"type": "interim",
"title": "Apply the Power Rule",
"input": "\\int\\:xdx",
"result": "=4\\cdot\\:\\frac{x^{2}}{2}",
"steps": [
{
"type": "step",
"primary": "Apply the Power Rule: $$\\int{x^{a}}dx=\\frac{x^{a+1}}{a+1},\\:\\quad\\:a\\neq{-1}$$",
"result": "=\\frac{x^{1+1}}{1+1}"
},
{
"type": "interim",
"title": "Simplify $$\\frac{x^{1+1}}{1+1}:{\\quad}\\frac{x^{2}}{2}$$",
"input": "\\frac{x^{1+1}}{1+1}",
"steps": [
{
"type": "step",
"primary": "Add the numbers: $$1+1=2$$",
"result": "=\\frac{x^{2}}{2}"
}
],
"meta": {
"solvingClass": "Solver",
"interimType": "Algebraic Manipulation Simplify Title 1Eq"
}
},
{
"type": "step",
"result": "=\\frac{x^{2}}{2}"
}
],
"meta": {
"interimType": "Power Rule Top 0Eq",
"gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s7l7+Hp9GxvB/5I+4/5L7s7814/6/Jz6acDoAMznrJ9GL/JyKXuO90NgYuEtRnVFUoQEgTxsQDcbkC7lns/WqbpPzIcDl+e6/8g9uDsiVdOq//YrZ1UCh4L70vx5eDNyDLTeQKHeh69S6dnv9vSoUoFEMybLZHp2MhZ1cw+jOu7RuDCZKz/+DESbePVmsYY2Aq"
}
},
{
"type": "interim",
"title": "Simplify $$4\\cdot\\:\\frac{x^{2}}{2}:{\\quad}2x^{2}$$",
"input": "4\\cdot\\:\\frac{x^{2}}{2}",
"result": "=2x^{2}",
"steps": [
{
"type": "step",
"primary": "Multiply fractions: $$a\\cdot\\frac{b}{c}=\\frac{a\\:\\cdot\\:b}{c}$$",
"result": "=\\frac{x^{2}\\cdot\\:4}{2}"
},
{
"type": "step",
"primary": "Divide the numbers: $$\\frac{4}{2}=2$$",
"result": "=2x^{2}"
}
],
"meta": {
"solvingClass": "Solver",
"interimType": "Generic Simplify Specific 1Eq",
"gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s7CBZG1M+6blmUrmpAbZmV85ueiJEsgPE+iR4wbOw0E77NGoPE9TME3q+OPmgkv2RQ3FzumoH7pkn2g3YS715gwEUqTd96MWTKI6Kr2Ib0iQAi5KYlQO0vFE/Inns2SruqOHu1SLz9P47BFOKjaM/6B9qArhIgWv0Fh5tkOCiqL/Q="
}
}
],
"meta": {
"solvingClass": "Integrals",
"interimType": "Integrals"
}
},
{
"type": "interim",
"title": "$$\\int\\:15x^{2}dx=5x^{3}$$",
"input": "\\int\\:15x^{2}dx",
"steps": [
{
"type": "step",
"primary": "Take the constant out: $$\\int{a\\cdot{f\\left(x\\right)}dx}=a\\cdot\\int{f\\left(x\\right)dx}$$",
"result": "=15\\cdot\\:\\int\\:x^{2}dx"
},
{
"type": "interim",
"title": "Apply the Power Rule",
"input": "\\int\\:x^{2}dx",
"result": "=15\\cdot\\:\\frac{x^{3}}{3}",
"steps": [
{
"type": "step",
"primary": "Apply the Power Rule: $$\\int{x^{a}}dx=\\frac{x^{a+1}}{a+1},\\:\\quad\\:a\\neq{-1}$$",
"result": "=\\frac{x^{2+1}}{2+1}"
},
{
"type": "interim",
"title": "Simplify $$\\frac{x^{2+1}}{2+1}:{\\quad}\\frac{x^{3}}{3}$$",
"input": "\\frac{x^{2+1}}{2+1}",
"steps": [
{
"type": "step",
"primary": "Add the numbers: $$2+1=3$$",
"result": "=\\frac{x^{3}}{3}"
}
],
"meta": {
"solvingClass": "Solver",
"interimType": "Algebraic Manipulation Simplify Title 1Eq"
}
},
{
"type": "step",
"result": "=\\frac{x^{3}}{3}"
}
],
"meta": {
"interimType": "Power Rule Top 0Eq",
"gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s7l7+Hp9GxvB/5I+4/5L7s7+w+ikB2VyJnNfLrQuoxvVyo/JI5bBgpgExN510TA5cyodqSCYnUP+KiNK7E2zlYiE/QYMzREewyYhmRoDar7odVISTIak7VD9OG2tlObqsigQUxJPyUNnGfVirkcwpVOw39JmBCMfU6hqFWM4cbYeuPws1TZ9p9GAZMOucM4Sei"
}
},
{
"type": "interim",
"title": "Simplify $$15\\cdot\\:\\frac{x^{3}}{3}:{\\quad}5x^{3}$$",
"input": "15\\cdot\\:\\frac{x^{3}}{3}",
"result": "=5x^{3}",
"steps": [
{
"type": "step",
"primary": "Multiply fractions: $$a\\cdot\\frac{b}{c}=\\frac{a\\:\\cdot\\:b}{c}$$",
"result": "=\\frac{x^{3}\\cdot\\:15}{3}"
},
{
"type": "step",
"primary": "Divide the numbers: $$\\frac{15}{3}=5$$",
"result": "=5x^{3}"
}
],
"meta": {
"solvingClass": "Solver",
"interimType": "Generic Simplify Specific 1Eq",
"gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s73QgTbNSVVsaB7tFmYq0peYxRQ4IUY5/J8edDxsXE/Lndd47a0hQ8flDbGsI5To1dbqcMMC9Zn7pVFWRnTSuXqKN6Hv6MoTMtvtU0IQwXdn9szOhN37mcRdV5CgGGkVwgA4k4rkwW5mcK+aRy66hSRV4ZAKH9qTsdm9TcPV4HEjI="
}
}
],
"meta": {
"solvingClass": "Integrals",
"interimType": "Integrals"
}
},
{
"type": "interim",
"title": "$$\\int\\:e^{x}dx=e^{x}$$",
"input": "\\int\\:e^{x}dx",
"steps": [
{
"type": "step",
"primary": "Use the common integral: $$\\int\\:e^{x}dx=e^{x}$$",
"result": "=e^{x}"
}
],
"meta": {
"solvingClass": "Integrals",
"interimType": "Integrals",
"gptData": "pG0PljGlka7rWtIVHz2xymbOTBTIQkBEGSNjyYYsjjDErT97kX84sZPuiUzCW6s7l7+Hp9GxvB/5I+4/5L7s7yCokk4TpRsHPBkcvvr53At57+9tLAebyt/n2mi8F8LilkhUx2zhdhO4nW7WzpnEuVroeUCC5gNxQc9h7CboxnOdNk9NfqKD2n0pqiLxXpUzuzoDhpIcHmn9MxBWmjZQyQ=="
}
},
{
"type": "step",
"result": "=2x^{2}-5x^{3}+e^{x}"
},
{
"type": "step",
"primary": "Add a constant to the solution",
"result": "=2x^{2}-5x^{3}+e^{x}+C",
"meta": {
"title": {
"extension": "If $$\\frac{dF\\left(x\\right)}{dx}=f\\left(x\\right)$$ then $$\\int{f\\left(x\\right)}dx=F\\left(x\\right)+C$$"
}
}
}
],
"meta": {
"solvingClass": "Integrals",
"practiceLink": "/practice/integration-practice#area=main&subtopic=Sum%20Rule",
"practiceTopic": "Integral Sum Rule"
}
},
"plot_output": {
"meta": {
"plotInfo": {
"variable": "x",
"plotRequest": "y=2x^{2}-5x^{3}+e^{x}+C"
},
"showViewLarger": true
}
},
"meta": {
"showVerify": true
}
}
Solution
Solution
Solution steps
Apply the Sum Rule:
Add a constant to the solution
Graph
Popular Examples
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Frequently Asked Questions (FAQ)
What is the integral of 4x-15x^2+e^x ?
The integral of 4x-15x^2+e^x is 2x^2-5x^3+e^x+C