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aev [14]
3 years ago
13

Help me almost done!

Mathematics
1 answer:
Andreyy893 years ago
6 0
Cos 60° is ½

and sin 60° is √3/2

so it is true....

that table may help you

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Evaluate the expression when a=4<br> b =−5 and c=−8<br><br> a+b=
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The value of the expression for the given values of a and b is -1

<h3>Evaluating an expression</h3>

From the question, we are to evaluate the given expression for the given values of a, b, and c

The given expression is

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The given values are

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To evaluate the given expression for the given values of a and b, we will put the values of a and b into the expression,

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