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MissTica
3 years ago
11

How do I find the measurement of angle A with 85, 10x, and 8x + 5?

Mathematics
2 answers:
Scrat [10]3 years ago
7 0
The angle A with 85, 10x is a 1345
Nookie1986 [14]3 years ago
3 0

Answer:

angle a is 45 degrees

Step-by-step explanation:

triangle total angles must add up to 180

angle a: 8x+5

angle 2: 85

angle 3: 10x

8x+5+85+10x=180

simplify

18x+90=180

subtract 90

18x=90

divide by 18

x=5

plug in x to angle a

8*5+5=45

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3 years ago
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Use linear approximation to estimate f (2.85 )given that f (3 )equals 2 and f prime (3 )equals 5.
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Answer:

Step-by-step explanation:

Given that,

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The linear approximation of "f" at "a" is one way of writing the equation of the tangent line at "a".

At x = a, y = f(a) and the slope of the tangent line is f'(a).

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Given that,

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3 years ago
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Step-by-step explanation:

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