The problem asks to find the equation of the tangent line to the curve defined by the function $f(x) = -x^3 + 3x - 2$ at the point where the y-coordinate (ordinate) is equal to 1.

AnalysisCalculusDerivativesTangent LinesFunctionsCubic Functions
2025/6/12

1. Problem Description

The problem asks to find the equation of the tangent line to the curve defined by the function f(x)=x3+3x2f(x) = -x^3 + 3x - 2 at the point where the y-coordinate (ordinate) is equal to
1.

2. Solution Steps

First, we need to find the x-coordinate corresponding to the given y-coordinate of

1. That is, we need to solve the equation $f(x) = 1$ for $x$.

x3+3x2=1-x^3 + 3x - 2 = 1
x3+3x3=0-x^3 + 3x - 3 = 0
x33x+3=0x^3 - 3x + 3 = 0
Let's look for simple integer solutions. If x=3x = -3, we have (3)33(3)+3=27+9+3=150(-3)^3 - 3(-3) + 3 = -27 + 9 + 3 = -15 \neq 0.
If x=2x = -2, we have (2)33(2)+3=8+6+3=10(-2)^3 - 3(-2) + 3 = -8 + 6 + 3 = 1 \neq 0.
If x=1x = -1, we have (1)33(1)+3=1+3+3=50(-1)^3 - 3(-1) + 3 = -1 + 3 + 3 = 5 \neq 0.
If x=0x = 0, we have (0)33(0)+3=30(0)^3 - 3(0) + 3 = 3 \neq 0.
If x=1x = 1, we have (1)33(1)+3=13+3=10(1)^3 - 3(1) + 3 = 1 - 3 + 3 = 1 \neq 0.
If x=2x = 2, we have (2)33(2)+3=86+3=50(2)^3 - 3(2) + 3 = 8 - 6 + 3 = 5 \neq 0.
However, there is an error in the transcription of the original image. It is possible that the problem intended for f(x)f(x) to intersect the y value y=2y = -2 at a simple integer.
Let's assume the y-coordinate (ordinate) is actually -

2. $-x^3 + 3x - 2 = -2$

x3+3x=0-x^3 + 3x = 0
x(x2+3)=0x(-x^2 + 3) = 0
x=0x = 0 or x2+3=0-x^2 + 3 = 0
x=0x = 0 or x2=3x^2 = 3
x=0x = 0 or x=±3x = \pm\sqrt{3}.
Thus, we found a simple integer solution x=0x = 0.
Now we need to find the derivative of f(x)f(x):
f(x)=3x2+3f'(x) = -3x^2 + 3
Next, we evaluate the derivative at x=0x = 0 to find the slope of the tangent line at that point:
f(0)=3(0)2+3=3f'(0) = -3(0)^2 + 3 = 3
So the slope of the tangent line at x=0x = 0 is m=3m = 3.
The point is (0,2)(0, -2).
Using the point-slope form of a line, yy1=m(xx1)y - y_1 = m(x - x_1), we have:
y(2)=3(x0)y - (-2) = 3(x - 0)
y+2=3xy + 2 = 3x
y=3x2y = 3x - 2

3. Final Answer

Assuming the y-coordinate given is -2 (instead of 1), the equation of the tangent line is y=3x2y = 3x - 2.

Related problems in "Analysis"

We want to find the limit of the expression $\frac{\sin x - \sin x \cdot \cos x}{x^3}$ as $x$ approa...

LimitsTrigonometryL'Hopital's RuleCalculus
2025/6/11

The problem asks to find the derivative $y'$ of the function $y = \frac{2x}{\sqrt{x^2 + 2x + 2}}$. W...

DifferentiationChain RuleQuotient RuleDerivatives
2025/6/11

The problem asks to find the derivative $dy/dx$ given the equation $x = 5y^2 + 4/\sqrt{y}$. The answ...

CalculusDifferentiationImplicit DifferentiationDerivatives
2025/6/11

The problem is to find $\frac{dy}{dx}$ given the equation $\sin x + \frac{\log(2y)}{4y} = 5$. We nee...

CalculusImplicit DifferentiationDerivativesQuotient RuleLogarithmic Function
2025/6/11

The problem asks to find the derivative of the function $y = \sqrt{xe^{2x^2+3}}$.

CalculusDifferentiationChain RuleProduct RuleDerivativesExponential FunctionsSquare Root
2025/6/11

The problem is to find the derivative of the function $y = \frac{1}{3}x(\log x - 1)$ with respect to...

CalculusDifferentiationDerivativesLogarithmic FunctionsProduct Rule
2025/6/11

The problem is to find the derivative of the function $y = e^{\frac{1}{2}x} \sin^2(x)$ with respect ...

DifferentiationProduct RuleChain RuleTrigonometric Functions
2025/6/11

The problem asks us to find the derivative of the function $y = e^{\frac{1}{3}x}\sin^3 x$ with respe...

CalculusDifferentiationProduct RuleChain RuleTrigonometric FunctionsExponential Functions
2025/6/11

The problem consists of several calculus questions: a) Differentiate $f(x) = x^2$ from first princip...

CalculusDifferentiationIntegrationDerivativesDefinite IntegralIndefinite IntegralQuotient RuleFirst PrinciplesPartial Fractions
2025/6/10

We are given three problems: a) Sketch the graph of the function $f(x) = x^3 - 12x^2 + 45x - 40$. b)...

CalculusDerivativesIntegrationGraphingDefinite IntegralArea under a curveCubic Function
2025/6/10