Evaluating the sum and difference for Secant

Evaluating the sum and difference for Secant

Assessment

Interactive Video

Mathematics, Social Studies

11th Grade - University

Hard

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The video tutorial explains how to solve a problem involving triangles in Quadrant 2. It covers the use of Pythagorean triples and the Pythagorean theorem to find missing sides of a triangle. The tutorial also demonstrates how to evaluate the secant function by using the reciprocal of cosine and simplifies trigonometric expressions to arrive at the final answer.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the negative sign for the x-value in the second quadrant?

It indicates the triangle is in the first quadrant.

It shows the x-value is positive.

It signifies the x-value is negative.

It means the y-value is negative.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you find the secant of an angle if you know the cosine?

By subtracting the sine from the cosine.

By adding the sine to the cosine.

By finding the reciprocal of the cosine.

By taking the square root of the cosine.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common mistake when evaluating trigonometric functions?

Multiplying instead of adding the angles.

Using the wrong formula for sine.

Using the wrong units for angles.

Forgetting to take the reciprocal of cosine for secant.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of simplifying the expression 36/65 + 20/65?

56/65

20/85

65/56

36/85

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final answer after multiplying by the reciprocal in the given problem?

56/65

20/65

65/56

36/65