fizzworth

14 Questions
3 Answers

0

11768

1

+69

[Calc] Describe the interval(s) on which the function is continuous.

Describe the interval(s) on which the function is continuous. (Enter your answer using interval notation.)

f(x) = x + 4 / sqrt(x) read more ..

fizzworth Jun 25, 2016

0

4220

1

+69

[Calc] Find the x-values at which f is not continuous. Are these discontinuities removable? (Use k as an arbitrary integer. If an answer does not exist, enter

Consider the following.
f(x) = tan(πx/2)

Find the x-values at which f is not continuous. Are these discontinuities removable? (Use k as an arbitrary integer. If an answer does not exist, enter DNE.) read more ..

fizzworth Jun 25, 2016

0

2099

1

+69

[Summation Notation] Use Sigma Notation to write the following sums.

Use Sigma Notation to write the following sums.

a) 1/4 + 3/8 + 7/16 + 15/32 + 31/64
read more ..

fizzworth May 22, 2016

0

2579

3

+69

How would you set up and solve this word problem?

Find the value(s) of y such that the triangle with the given vertices has an area of 2 square units. (Enter your answers as a comma-separated list.)

(−5, 1), (0, 5), (−4, y)
read more ..

CPhill ●●●

fizzworth May 19, 2016

+5

692

1

+69

Need help with inverse Matrices using [I:A^-1] Method

Find the inverse of -4 1 5
-1 2 4
read more ..

fizzworth May 5, 2016

0

3

5384

1

+69

[Pre-Calc] Bearing Word Problem

A plane flies 500km with a bearing of 316º from Naples to Elgin. The plane then flies 720km from Elgin to canton. Given that Canton is due west of Naples, find the bearing of the flight from Elign to Canton.
read more ..

fizzworth Apr 25, 2016

0

685

1

+69

[Pre-Calc]How the Graphs Would Differ?

How would the graphs of

a)
x=t read more ..

fizzworth Apr 25, 2016

0

698

1

+69

[Pre-Calc] Polar Coordinates with negative angle and with negative readius

Write (1,1) in polar cooridintes three different ways:

a) Most Common Form
tanø=1/1 read more ..

fizzworth Apr 25, 2016

0

710

4

+69

[Pre-Calc] Need Help with this Question Please

The graph of the parametric equations 2 x=t and y=t+1 is shown to the right. Determine whether the graph would change for each set of parametric equations. If so, how would it change?

a) x=sin^2(t), y=sin(t)+1
read more ..

Melody ●●●●

fizzworth Apr 22, 2016

0

2216

3

+69

Stuck on Question Please Help

In the drawing, a triangle is formed by drawing a line segment of length a from (4,3) to the positive x-axis. For what value(s) of a can you form
a) one triangle?
b) two triangles?
c) no triangles? read more ..

CPhill ●●●

fizzworth Apr 12, 2016

0

816

1

+69

Find all solutions of the equation in the interval [0, 2π).

Find all solutions of the equation in the interval [0, 2π). (Enter your answers as a comma-separated list.)

cos(x+3π/4)-cos(x-3π/4)=1
read more ..

fizzworth Apr 8, 2016

0

1737

1

+69

The terminal side of θ lies on the given line in the specified quadrant. Find the values of the six trigonometric functions of θ by

The terminal side of θ lies on the given line in the specified quadrant. Find the values of the six trigonometric functions of θ by finding a point on the line.

Line:y=-x Quadrant II
read more ..

fizzworth Apr 8, 2016

0

1205

1

+69

[Trig] Last Question.

Find all solutions of the equation in the interval [0, 2π). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.)
4 cos^3 x = 4 cos x

fizzworth Apr 7, 2016

0

4366

1

+69

Find all solutions of the equation in the interval [0, 2π).8 sec^2 x + 4 tan^2 x − 12 = 0

Find all solutions of the equation in the interval [0, 2π). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.)
8 sec^2 x + 4 tan^2 x − 12 = 0

fizzworth Apr 7, 2016

+69

0

Did you mean 5 meters in meters per second?

If so

5 meters/minute = 0.08333333333333 meter/second

fizzworthApr 25, 2016

+69

+5

It is Paris,France. France is a country.

fizzworthApr 7, 2016

+69

0

https://en.wikipedia.org/wiki/Quadratic_formula

fizzworthApr 7, 2016