Step-by-step explanation:
Rewrite csc(x) in terms of sin
Multiply the numerator. Notice that the factors in the numerator are reciprocal so they will factor out to 1.
Notice that cotangent and tan are reciprocal so
Answer:
D. a matched pairs experiment.
Step-by-step explanation:
A matched pairs experiment can be designed when there are only two possible treatment conditions (Screen A and Screen B) within an experiment and the subjects can be accordingly grouped into pairs (Both sides of the body of a same person, since both sides present the same skin complexion). Within each pair (both sides of the subject's body), subjects are randomly assigned (coin toss) to different treatments.
Therefore, this experiment is an example of a matched pairs experiment.
Answer:
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have a good day :)
Step-by-step explanation:
Answer:
123 degrees
Step-by-step explanation:
Congruent angels. 180 - 57 = 123
Answer:
(2.8-3.5)/3.5=-.2 (100)=20%
Percent error is 20%
formula to fin percent error is ((approx-exact)/exact)(100)
Step-by-step explanation:
