Questions Answered

marasofia1616:
Group Title
How many moles of oxygen gas would be needed to react completely with 6 moles of lithium metal in the following reaction?
4 Li + O2 2Li…
 updated one year ago
 1 reply
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marasofia1616:
Group Title
Find the exact value by using a halfangle identity.
sin 22.5°
…
 updated one year ago
 5 replies
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marasofia1616:
Group Title
Find all solutions to the equation in the interval [0, 2π).
cos 2x  cos x = 0
 updated one year ago
 12 replies
 2 Medals

marasofia1616:
Group Title
Find all solutions in the interval [0, 2π).
2 sin2^x = sin x
…
 updated 2 years ago
 5 replies
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marasofia1616:
Group Title
Find all solutions in the interval [0, 2π).
(sin x)(cos x) = 0
 updated 2 years ago
 3 replies
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marasofia1616:
Group Title
Find all solutions to the equation.
cos2x + 2 cos x + 1 = 0
 updated 2 years ago
 19 replies
 1 Medal

marasofia1616:
Group Title
An acute angle θ is in a right triangle with sin θ =6/7 . What is the value of cot θ
 updated 2 years ago
 5 replies
 1 Medal

marasofia1616:
Group Title
Find the exact values of sin A and cos A. Write fractions in lowest terms.
 updated 2 years ago
 8 replies
 1 Medal

marasofia1616:
Group Title
Convert the angle 35°58'38" to decimal degrees and round to the nearest hundredth of a degree.
 updated 2 years ago
 5 replies
 1 Medal

marasofia1616:
Group Title
From a boat on the lake, the angle of elevation to the top of a cliff is 24°52'. If the base of the cliff is 944 feet from the boat, how hig…
 updated 2 years ago
 4 replies
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marasofia1616:
Group Title
f(x) =  2 cot 3x please someone help me find the domain and range of this functions
 updated 2 years ago
 14 replies
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sparkle1029:
Group Title
graph of x  2y = 6.
 updated 2 years ago
 6 replies
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marasofia1616:
Group Title
Identify the maximum and minimum values of the function y = 10 cos x in the interval [2π, 2π]. Use your understanding of transformations, n…
 updated 2 years ago
 3 replies
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marasofia1616:
Group Title
Find the point on the terminal side of θ =3pie/4 that has a y coordinate of 1. Show your work for full credit.
 updated one year ago
 18 replies
 3 Medals