Without using your calculator, find the exact value of: a sin 30 cos 60 + cos 30
Question:
Without using your calculator, find the exact value of:
Transcribed Image Text:
a sin 30° cos 60° + cos 30° sin 60° c sin 33° cos 27° + cos 33° sin 27° e sin 60° cos 15° - cos 60° sin 15° tan 45° + tan 15⁰ 1 tan 45° tan 15° g i tan 7π 12 tan ㅠ 3 7π ㅠ 12 3 1 + tan tan b cos 110° cos 20° + sin 110° sin 20° ㅠ ㅠ ㅠ ㅠ d cos COS - sin sin 8 8 8 f cos 70° (cos 50° - tan 70° sin 50°) h 1 - tan 15° 1 + tan 15° j√3 cos 15° - sin 15⁰
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 90% (10 reviews)
a 1 f...View the full answer
Answered By
PRINCE PANDEY
I am Indian Chartered Accounting having a strong hold in the subjects of Accounting, IFRS Reporting, Indian
Taxation, Cost Accounting, Auditing. I have vast experience of teaching a student with easy way problem-solving approach.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
Question Posted:
Students also viewed these Mathematics questions
-
Without using your calculator find the exact values of: a 2 sin 22.5 cos 22.5 c (sin 75 cos 75) - b 2 cos 15 - 1 d 1 2 tan 8 - tan. 8
-
Given that cos x = 4/5 and that 0 < x < 90, without using a calculator find the exact value of cos(x 60).
-
Exercises require both the trapezoidal rule and Simpsons rule. They can be worked without calculator programs if such programs are not available, although they require more calculation than the other...
-
The operations manager of a company that produces frozen dinners had received numerous complaints from supermarkets about the companys Chick-n-Gravy dinners. The manager spilled/mixed items,...
-
Please respond to the statement without sales, there is no need for accounting, finance, operations, or HR How do you decide what kind of marketing to do?
-
Mobistar intends to issue callable, perpetual bonds with annual coupon payments. The bonds are callable at 12,500. One-year interest rates are 6 per cent. There is a 60 per cent probability that...
-
In hospitals, the cost unit is (a) per bed (b) per tablet (c) per doctor (d) per patient
-
The Barking Lot is a dog day care center. Design a flowchart or pseudocode for following: a. A program that accepts data for an ID number of a dogs owner, and the name, breed, age, and weight of the...
-
Due to erratic sales of its sole product-a high-capacity battery for laptop computers-PEM. Incorporated, has been experiencing financial difficulty for some time. The company's contribution format...
-
a. Using the identity cos (A + B) cos A cos B sin A sin B, show that cos 2A cos 2 A sin 2 A. b. Hence show that: i. cos 2A 2 cos 2 A 1 ii. cos 2A 1 2 sin 2 A
-
The angle of displacement of a pendulum, , at time t seconds after it is released is modelled as = 0.03 cos (25t), where all angles are measured in radians. a. State the maximum displacement of the...
-
The December 31, 2019, balance sheet for Burdette Corporation is presented here. These are the only accounts on Burdette's balance sheet. Amounts indicated by question marks (?) can be calculated...
-
Description: duff owes relatives $13,000 for college loans. find the required quarterly payment into a sinking fund if duff pays off the loan in 3 years and the interest rate is 8% per year...
-
1 3 , 9 5 0 ) Repairs and Maintenance ( $ 2 , 8 5 0 ) Utilities Expense ( $ 8 8 0 ) Operating Income $ 1 0 , 2 4 2 Other Income - Gain on Sale $ 3 0 0 Interest Expense ( $ 2 5 0 ) Earnings Before...
-
Description: The company currently has outstanding a bond with a 5.5 percent coupon rate and another bond with a 3.5 percent coupon rate. The firm has been informed by its investment banker that...
-
Find the equation of line joining the points (4, -3) and (-2, 7).
-
Calculate the work of reversible expansion of 1 mole of ideal gas at 25 degree celsius from 10 L to 20 L.
-
Canyon Canoe Company has experienced rapid growth in its first few months of operations and has had a significant increase in customers renting canoes and purchasing T-shirts. Many of these customers...
-
Figure displays a 12.0 V battery 3 four uncharged capacitors of capacitances C1 = 4.00F, C2 = 6.00F, and C3 = 3.00F. The switch is thrown to the left side until capacitor 1 is fully charged. Then the...
-
How much power would the study have if it had occurred under the planned mortality rates and sample size? In planning the study it was anticipated that 400 subjects would be enrolled per group and...
-
If we assume that these 75% of patients had a mortality rate that was the average of the early start and late start groups (i.e., 31%), then how much power did the study actually have under the same...
-
What test can be used to compare the percentage of children who were acute OTM-free between the AMX group and the PLA group? Otolaryngology Acute OTM early in infancy may be an important predictor of...
-
ABC Corporation has an activity - based costing system with three activity cost pools - Machining, Setting Up , and Other. The company's overhead costs, which consist of equipment depreciation and...
-
Consolidated Balance Sheets - USD ( $ ) $ in Thousands Dec. 3 1 , 2 0 2 3 Dec. 3 1 , 2 0 2 2 Current assets: Cash and cash equivalents $ 9 8 , 5 0 0 $ 6 3 , 7 6 9 Restricted cash 2 , 5 3 2 Short -...
-
How does corporate governance contribute to investor confidence and stakeholder trust? Accounting
Study smarter with the SolutionInn App