Yesterday, there were 10 problems assigned for math homework. Layla got 2 out of 10 problems correct. What percentage did Layla
1 answer:
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Answer:
There are two options: b) , c)
.
Step-by-step explanation:
By Trigonometry, we know that function tangent is equal to the following identity in terms of functions sine and cosine:
(1)
If we know that and
, then
. Hence, we have two possibilities: b)
, c)
.
<h2>Answer</h2>
C.) 1
<h2>Explanation </h2>Remember the rules for shifting functions:
shifts the function b units upward
shifts the function b units downward
shifts the function b units to the left
shifts the function b units to the right
Since we want tho shift 5 units to the right, we are using the rule:
shifts the function b units to the right; in other words, we need to subtract 5 units to the input of the function:
But notice that there is already a negative sign in , so to get
, k must be equal to positive 1.