Answer:
its B) 22
Step-by-step explanation:
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Answer:
47°
Step-by-step explanation:
If angles are complementary, that means those angles are added up to 90°.
Therefore,
43 + x = 90
<em>Take 43 to the right side to make x as the subject.</em>
x = 90 - 43
x = 47°
Answer: f(0) = 5.5 f(2) = 3.7
<u>Step-by-step explanation:</u>

When x = 0, f(x) = 5.5 <em>In other words, f(0) = 5.5</em>
When x = 2, f(x) = 3.7 <em>In other words, f(2) = 3.7</em>
It equals 78 add the two numbers in the parentheses the multiply by the out side number