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169 Answered Questions for the topic calc

Calc Math Calculus

06/11/20

Solve the following system

 x+y+2z=-23x-y+14z=6x+3y=-5Please include steps and answer
Calc Math Calculus

06/11/20

Solve the following system

x+y+2z=-23x-y+14z=6x+3y=-5Please include steps and answerplease also try to explain how to draw the system
Calc Math Calculus

06/11/20

Vectors Question - For the vectors u=(2,-1,1) and v=(0,3,4)

Find the following:U•VU x Vthe angle between U and V to the nearest degreePlease include steps and answer
Calc Math Calculus

06/03/20

Use your calculator to find F"(1)

Let F(x) = the integral from 1 to 3x : ln (t^2) dt. Use your calculator to find F"(1)A.6B.12C.1/9D.4I turned the function into 6x•ln(3x^2) and plugged it into the calculator, but got 18.5
Calc Math Calculus

05/31/20

Find (or predict) the intersections of the following planes:

A) x-2y+5z=102x + y = 10B)4x+y-zx-z=-122x+y+z=4Please include steps and answers
Calc Math Calculus

05/28/20

Find (or predict) the intersections of the following plane:

B)4x+y-z=0 x-z=-12 2x+y+z=4Please include steps and answer
Calc Math Calculus

05/28/20

Find the intersection of the plane and line given

r= (0,3,7) + t(1,2,-1)2x-6y-z-2=0Please include steps and answers.

05/15/20

Your electric bill is $136. You are charged 14% simple interest for late payments. How much do you owe if you pay the bill 1 month past the due date? (Round your answer to two decimal places.)

When I was given this problem, my answer was 155.04 but it told me the answer is wrong. . . how?
Calc Calculus

05/15/20

Show that there is no value of x for which f(x) = -1/x and g(x)= -x^5 have tangents with the same slope.

Chapter 2 of Calculus Hey i’ve got this homework question in which i’m having trouble with

05/12/20

Evaluate the integral C ⃗⃗ F · d⃗r, where F(x, y) = (y cos x − xy sin x, xy + x cos x) and C is the triangle consisting of line segments from

Evaluate the integral C ⃗⃗F · d⃗r, where F(x, y) = (y cos x − xy sin x, xy + x cos x) and C is the triangle consisting of line segments from(0,0) to (3,0), from (3,0) to (0,6), and from (0,6) to... more

05/12/20

evaluate ⃗⃗ F · d⃗r, where F(x, y) = (x + 2y, 2x + y) and C is the line segment from

Using two different methods, evaluate ⃗⃗F · d⃗r, where F(x, y) = (x + 2y, 2x + y) and C is the line segment from(0, 0) to (1, 1). Both methods should give you the same answer!􏰀

05/12/20

Evaluate C 1/(3+y) ds, whereC is given by the equations x=2t^(3/2) and y=3t ,for0≤t≤1.

Evaluate C 1/(3+y)ds, where C is given by the equations x=2t^(3/2) and y=3t, for 0 ≤ t ≤ 1.􏰀

05/05/20

Equation for a Spring in Damped Harmonic Motion

So I got this question on a project for a class, and I've never seen anything like it before. I'm pretty confused on how to solve this, so I would really appreciate it if someone could explain to... more
Calc Math Calculus

04/03/20

Calculus Question

3 sin2 x + 2 sin x = 1One answer isa. 0°b. 90°c. 270° d. 180°My answer is cAnother set of answers isa. { 19° 28' , 340° 32'}b. { 19° 28' , 160° 32'}c. { 160° 32' , 199° 28' }d. { 199° 28' , 340°... more
Calc Math Calculus

04/03/20

Calculus Question

tan2 x - tan x = 0One set of answers isa. π/4b. π/4 , 3π/4c. π/4, 5π/4d. π/4 , 7π/4My answer is aAnother set of answers isa. π/2b. 0c. 0, πd. π/2 , 3π/2My answer is b
Calc Math Calculus

04/03/20

Calculus Question

Find the solution set of 2 cos2 x = 1/2 in the interval 0 ≤ x < 2π , or when a table or calculator is used, in the interval 0° ≤ x < 360°.What is the second from the last step?a. cos x =... more
Calc Math Calculus

04/03/20

Calculus Question

Find the solution set of 3 (sec x – 1) = 5 – sec x in the interval 0 ≤ x < 2π , or when a table or calculator is used, in the interval 0° ≤ x < 360°.What is the second from the last step? a.... more
Calc Math Calculus

03/24/20

What does a transformation table for trigonometry look like?

For example: an equation like y=3sin(2θ-π)+2How would you write a transformation table?
Calc Math Calculus

03/23/20

bio calc differential equation webwork

1) Let y''-4y = 0. Find all values of r such that y=ke^(rx) satisfies the differential equation. If there is more than one correct answer, enter your answers as a comma separated list. 2)which of... more
Calc Math Calculus

03/18/20

Calculus Question

Find the value of this expression: sin 45° sin 15°. The second step =a. 1/2 [ sin 60° - sin 30°]b. 1/2 [ cos 60° + cos 30°]c. 1/2 [ sin 60° + sin 30°]d. 1/2 [ -cos 60° + cos 30°]
Calc Math Calculus

03/16/20

Suppose that f(2) = −4, g(2) = 3, f '(2) = −5, and g'(2) = 1. Find h'(2).

Suppose that f(2) = −4, g(2) = 3, f '(2) = −5, and g'(2) = 1.Find h'(2).(a)    h(x) = 4f(x) − 5g(x)h'(2) =  (b)    h(x) = f(x)g(x)h'(2) =  (c)    h(x) = f(x) g(x) h'(2) =  (d)    h(x)... more

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