triginometry
 👍
 👎
 👁
 ℹ️
 🚩

 👍
 👎
 ℹ️
 🚩
👤bobpursley
Respond to this Question
Similar Questions

Career planning
Which of the following is an effective first reaction to a problem . A. Asking questions to help you understand the problem B. Deciding on a solution as quickly as possiable C. Finding someone else to handle the problem D.

Chemistry
An alpha particle (mass 6.6 x 10^24 grams) emitted by radium travels at 3.4 x 10^7 plus or minus 0.1 x 10^7 mi/h. (a) What is its de Broglie wavelength (in meters)? (b) Whats uncertainty in its position? for part (a) I got 1.53

Buffer solution
Solve an equilibrium problem (using an ICE table) to calculate the pH. a solution that is 0.205 M in CH3NH2 and 0.110 M in CH3NH3Br. i used th Ka of CH3NH2 and set up the problem as Ka=[H3O][CH3NH2]/[CH3NH3Br], but that was wrong.

Calculus
Given the equation xy = 2, set up an integral to find the length of path from x = a to x = b and enter the integrand below. I did the integral from b to a and set it equal to the sqrt(1+4/x^4), because I found y to equal 2/x and

chem class
What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 109 M hydroxide ion? i posted this before and i tried solving it but i get it wrong 14 = ph +  log (3.98 × 109) 14 8.4 = ph 5.6 = ph but the correct

algebra
Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problemwhat would you tell him?

Calculus
Find the area of the region bounded by the curves y = x^(1/2), y = x^(–2), y = 1, and y = 3. a) (1/2)(3)^1/2 + (4/3) b) 2*(3)^1/2  (8/3) c) (1/2)(3)^1/2  (32/3) d) 2*(3)^1/2  (32/3) e) (8/3)  2*(3)^1/2 So one thing that is

Math (Physics)
Problem: An excited hydrogen atom could, in principle, have a radius of 2.50 mm . ________ Part A: What would be the value of n for a Bohr orbit of this size? Answer> n= 6.87×103 _______ Part B What would its energy be?

chemistry
A 50.0 mL sample of 0.50 M HBr is titrated with 0.25 M KOH. What is the pH after the addition of 60.0 mL of KOH? A) 4.1 B) 13.4 C) 1.7 D) 2.0 E) 7.7 I'm confused on the process of solving this problem. My work so far: .050L X .50

English
1. To come up with possible solutions to a problem is referred to as: A. decision making. B. concept mapping. C. critical thinking. D. problem solving. is it D 2. "Should I apply for a job or go for an internship?" is an example

Calc 3
Consider the points below. P(2, 0, 2), Q(−2, 1, 4), R(7, 2, 6) (a) Find a nonzero vector orthogonal to the plane through the points P, Q, and R. (b) Find the area of the triangle PQR. * I answered part a and got the correct

Calculus (pleas help!!!)
A) If x^2+y^3−xy^2=5, find dy/dx in terms of x and y. dy/dx=________ B) Using your answer for dy/dx, fill in the following table of approximate yvalues of points on the curve near x=1 y=2. 0.96 ______ 0.98 ______ 1.02 ______