04/06/21

Calculus 1- Question involving Rieman Sums
Find expressions for the Riemann sums for the following functions on the given intervals with the given number of equal intervals. ( a ) f ( x ) = 5 − x , [ 1 , 3 ] , n = 2
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04/06/21

Let y = (sin x)^3/4 (1 − cos x)^1/4 / x^3 √3x + 5. Use logarithmic differentiation to find y′.
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04/06/21

Pre-calc question
Verify: sin x +sin 3x ––––––––––– = cos x 2 sin 2x
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04/06/21

Business Calculus Question
Let 𝑓(𝑥)= x-5/3x+4Find an equation for the tangent line to the graph 𝑓 at 𝑥=11.
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04/04/21

Solve each equation for x. (For each answer, enter an exact number. Enter your answers as comma-separated lists.)
Solve each equation for x. (For each answer, enter an exact number. Enter your answers as comma-separated lists.)(a). 2x − 3 = 7 x  =(b). ln(x) + ln(x − 1) = 1 x =
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04/02/21

If the expression below has a positive value, which inequality represents all possible values of x in the expression?
-2x+1A. x < 1/2B. x > 1/2C. x < -1/2D. x > -1/2
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04/02/21

Using the results below, find a set of parameteric equations for the line/conic

Line: passes through (3, 1) and (-2, 6)
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03/31/21

Answer the Following:
In the figure on right, L is the perpendicular bisector of line AB. If the lengths of the segments are as indicated, find x, y, and z.
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03/31/21

Find the derivative of the function.
Find the derivative of the function.y  = [x  + (x  + sin2 (x ))5]6y' =?Thank you.
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03/25/21

Integral volume question; please help!
What is the volume of the solid formed by revolving the region bounded by the graphs of y=7, y=14-((x)^2/14)), and the y axis, about the y axis
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03/25/21

Find an equation for the tangent line to the graph of the function F(x)=√5x^2+1 at the point (4,9).
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03/24/21

Geometry demostration
1-If a triangle has two congruent sides and is not right, prove that the line joining the feet of the heights on the congruent sides is parallel to the third of the sides.2- Show that the points of... more
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03/24/21

If -xy+x=-5y^2-5 then find the equations of all tangent lines to the curve when x=-5.
iimplicit derivative at a point
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03/21/21

the region bounded by the x-axis and the part of the graph y= sinx between x=0 and x = pie is seperated into 2 regions by the line x=p. rest of question in comments
if the area of the rgion for 0<= x<=p exceeds the area of the region for p<=x<= pie by one square unit, p=?
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03/18/21

Using shell method
Use the shell method to set-up and evaluate the integral that gives the volume generated by revolving the place region defined by y=x^(3/2); y=8 and x=0; about the y axis. Also please demonstrate... more
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03/17/21

I REALLY NEED HELP ON THIS QUESTION IM BEGGING YOU
Ashley had a summer lemonade stand where she sold small cups of lemonade for $1.25 and large cups for $2.50. If Ashley sold a total of 155 cups of lemonade for $265, how many cups of each did she... more
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03/17/21

Let y=ln(x^2+y^2). Determine the derivative y′ at the point ((-√e^9 - 81), 9)
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03/16/21

In an arithmetic sequence, a_4 = 12 and a_16 = 42. Find a_n, a_20, and the sum of the first 20 terms.
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03/15/21

Help me on this plz ASAP!

Given: △ACE≅△BCE.Prove: △ACD≅△BCD. C D ... more
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03/12/21

How do you differentiate the following
f(v) = [ln(1 + v ^ 2)] ^ ef(x) = (cos(x) + 3) ^ tan(x)
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03/09/21

calculus question
Assume f and g are differentiable functions with ​h(x)=​f(g(x)). Suppose the equation of the line tangent to the graph of g at the point ​(1​, 7​) is y=3x+4 and the equation of the line tangent to... more
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03/09/21

Find k such that the line is tangent to the graph of the function.
Function     Line f(x) = k x      y = 2x + 18 k = 
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03/06/21

Tangent line to a curve
Find the Equation in point-slope form of the line tangent to the curve of x^2y-3y+2x at the point (2,5)
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03/04/21

Seemingly impossible question with the tangent-tangent theorem
My teacher, after going over some notes with us, gave us this homework assignment and I found questions like the imgur link picture on it. This question uses the tangent-tangent theorem, in which... more
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03/03/21

calculus question please help
Find the value of t for which  = 0 for the parametric equations x = t3 + 6t2 + 9t + 1 and y = 2t3 + 9t2 - 24t + 6. t = 1, t = 3 and t = 4 t = -1 t = -3 t = 1
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