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1 answer:
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<h2>Explanation:</h2><h2></h2>
Here we need to simplify the square root of ten times square root of eight, so let's write this step by step:
Step 1. The square root of ten
Step 2. The square root of eight
Step 3. The square root of ten times square root of eight
Finally, the correct option is:
<em>Four square root of five</em>
Answer:
Answer C:
Cannot be true because is greater than zero in quadrant 2.
Step-by-step explanation:
When the csc of an angle is negative, since the cosecant function is defined as:
that means that the sin of the angle must be negative, and such cannot happen in the second quadrant. The sine function is positive in the first and second quadrant.
Therefore, the correct answer is:
Cannot be true because is greater than zero in quadrant 2.