Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jun 08, 2024

If cos(x)=.8 and sin(x)=.6, what is cos(2x)? Plz show work:))

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Analytic Functions

Authors: MA Evgrafov

1st Edition

0486843661, 9780486843667

More Books

Students also viewed these Mathematics questions

Question

★★★★★

Retail Inventory Method the Company reported the following information for the month: Sales for the month totaled $47,000. Compute the estimated cost of inventory on hand at the end of the month...

Answered: 1 week ago

Question

★★★★★

The Gourmand Cooking School runs short cooking courses at its small campus. Management has identified two cost drivers that it uses in its budgeting and performance reportsthe number of courses and...

Answered: 1 week ago

Question

★★★★★

2. Does your tone of voice vary with different students?

Answered: 1 week ago

Question

★★★★★

A cooling coil consists of a bank of aluminum (k = 237 W/m K) finned tubes having the core configuration of figure and an inner diameter of 13.8 mm. The tubes are installed in a plenum whose square...

Answered: 1 week ago

Question

★★★★★

What is the portfolio return during a recession? Correct The portfolio return is the weighted average of the individual expected returns: E(rP, recession )=wAE(rA, rocessian )+wBE(ra, recession...

Answered: 1 week ago

Question

★★★★★

calculate the interest rate on the term of $ 325 000 with a monthly payment of 1540. Amortization is 25 years.graphing calculator or tvm solver N= I%= PV= PMT= FV= P/Y= C/Y= PMT: END BEGIN

Answered: 1 week ago

Question

★★★★★

4.1. The following table represents data of a project you are working on: Activity Predecessor Most optimistic Most likely Most pessimistic Time in days A _ 4 8 24 B _ 3 10 11 C _ 6 12 24 D A;B 9 14...

Answered: 1 week ago

Question

★★★★★

A capacitor of capacitance C with an initial voltage Vo is discharged through a resistor of resistance R by closing a switch at time t = 0. It can be shown that the voltage across the discharging...

Answered: 1 week ago

Question

★★★★★

Question 1 [Total 25 marks] Question 1 Part (a) ABC Co. is a small publisher and is considering a project to publish a new book. The subject matter of the book is recipes that follow a currently...

Answered: 1 week ago

Question

★★★★★

Exercise Set 3.2 In Exercises 1 through 8, find the average rate of change of the given function on the given interval(s). 1) f(x) = x; (-2, 0), (0, 2) 2. f(x) = x; (-3, 0), (0, 3) 3) f(x) = 1/x; (1,...

Answered: 1 week ago

Question

★★★★★

Using the Beverage Sales dataset, define the name temp for the range of the Temperature data and the name sales for the range of the Sales data. Then, use these range names in Excel formulas to find...

Answered: 1 week ago

Question

★★★★★

1. You are planning to do trade with the UK. Do country analysis for UK market. Be sure to include an analysis of the political, economical, technological systems and provide a risk evaluation....

Answered: 1 week ago

Question

★★★★★

HOW DO JOB ORDER AND PROCESS COSTING SYSTEMS AS WELL AS THEIR RELATED VALUATION METHODS DIFFER? LO.1

Answered: 1 week ago

Question

★★★★★

HOW DO TECHNOLOGICAL CHANGES IMPACT THE GATHERING AND USE OF INFORMATION IN JOB ORDER COSTING SYSTEMS?LO.1

Answered: 1 week ago

Question

★★★★★

WHAT PURPOSES ARE SERVED BY THE PRIMARY DOCUMENTS USED IN A JOB ORDER COSTING SYSTEM?LO.1

Answered: 1 week ago

Previous Question Next Question