Most popular questions and responses by Alice pleaseeeeee
1. Calculus

Which of the following integrals cannot be integrated using partial fractions using linear factors with real coefficients? a) integral of (x^2-1)/(x^3+x) dx b) integral of 1/(9x^2-4) dx c) integral of (x^3-x+3)/(x^2+x-2) dx d) All of these can be

2. Calculus

For which of the following integrands will the table method for parts produce an antiderivative? a) e^x tan(x) b) x^3 sin(x) c) e^x ln(x) d) None of these

3. Calculus

Use Euler's Method with three equal step sizes to estimate the value of y(0.3) for the differential equation y ′ = y, with y(0) = 1. Type your answer in the space below and give 3 decimal places. If your answer is less than 1, place a leading "0" before

4. Calculus

For what value of t is the slope of the curve undefined for the graph defined by x = 10 – t2, y = t3 – 12t? Type your answer in the space below to the nearest whole number. (ex: 4)

5. Calculus

If the integral of x^2 e^-4x dx=-1/64 e^-4x [Ax^2+Bx+E]+C, then the value of A + B + E is a) -14 b) 10 c) 12 d) 26

6. Calculus

Calculate the area under the graph of f(x)=1/(x^2+1) in the first quadrant a) pi/4 b) pi/2 c) pi d) infinite

7. Calculus

What is the best method to evaluate the integral of 1/(4x^2-9) dx a) Integration by parts b) Rewrite the integral using long division c) Rewrite the integral using partial fractions d) Use a substitution -----> my answer Can you check for me, please

8. Algebra

Natalie kept track of her calcium intake from three sources for 3 days. The first day she had 2 glasses of milk, 4 servings of ice cream, and 3 calcium supplements in pill form which totaled 2600 mg of calcium. The second day she had 3 glasses of milk, 4

9. Algebra

The Gulf Stream is a warm ocean current that extends from the eastern side of the Gulf of Mexico up through the Florida Straits and along the southeastern coast of the United States to Cape Hatteras, Nort Carolina. A boat travels with the current 110 mi

10. Calculus

The slope of the tangent line to a curve at any point (x, y) on the curve is x/y. What is the equation of the curve if (4, 1) is a point on the curve? a) x^2-y^2=15 b) x^2+y^2=15 c) x+y=15 d) xy=15

11. Calculus

Calculate the area under the graph of y = e^–x above the x-axis for the interval [1, ∞]. a) 0 b) e^-1 c) -e^-1 d) infinity

1. Calculus

Please can you help me with this one because I don't understand at all

posted on April 5, 2019
2. Calculus

I am sorry but I don't get it

posted on April 4, 2019
3. Calculus

When I write -t2 and t3, I mean -t^2 and t^3 by the way.

posted on April 4, 2019
4. Calculus

I don't understand. what do you mean?

posted on March 17, 2019
5. Calculus

I have a lot of homework and Calculus test and I have "A" as grade including in the exams but there are certain problems of Calculus that confuse me too much and when I see them I realize that they were not difficult and I can understand them. I can not

posted on March 15, 2019
6. Calculus

Pleaseeeee, I could understand it better if you do it because I'm so confused

posted on March 15, 2019
7. Algebra

I want to be sure before. I have 18 for boat still in the water and 4 speed of the current. Is that correct?

posted on February 22, 2019