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I DONT KNOW BUT THAT'S MY ANSWER HOPE IT HELP
Answer:
If A is wrong then B I think
Step-by-step explanation:
When is cos (x) = 0? <em>at 90° (aka π/2)</em>
Answer: 
Answer:
it would help her know how to prepare her teaching to match the students learning and expectations
Step-by-step explanation:
This idea of opening this tutoring service for students in these grades would prove a success if if martine has adequate knowledge of her students/customers. That is the learners requirements, their expectations, their experiences, and their strengths and weaknesses in particular subject areas.
Knowledge of these expectations would help to set Martine on the path of tutoring success and this would attract more students. So for her to have a strong tutoring business she has to know the approaches to use to make students strong academically, and how to match learning ability with her teaching.
