Compare the two statements |-0.45| and | -0.0045|
2 answers:
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|x| = x for x ≥ 0
examples:
|3| = 3; |0.56| = 0.56; |102| = 102
|x| = -x for x < 0
examples:
|-3| = -(-3) = 3; |-0.56| = -(-0.56) = 0.56; |-102| = 102
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Use PEMDAS:
P Parentheses first
E Exponents (ie Powers and Square Roots, etc.)
MD Multiplication and Division (left-to-right)
AS Addition and Subtraction (left-to-right)
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Put the values of x to the equation of the function h(x):
ANSWER
The required angle is
EXPLANATION
Let the angle whose sine is
be
Then
We take the inverse sign of both sides to obtain,
We use our scientific calculator to evaluate and obtain,
The required angle is
EXPLANATION
Let the angle whose sine is
be
Then
We take the inverse sign of both sides to obtain,
We use our scientific calculator to evaluate and obtain,