Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 16
B. 1
C.
D.
Answer: B
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Find the product of the complex number and its conjugate.-i
A. -1 B. i C. -i D. 1
Identify the exercise as either a permutation (order matters) or combination (order does not matter) counting problem. Do not actually solve the exercise.One hundred people purchase lottery tickets. Three winning tickets will be selected at random. If first prize is $100, second prize is $50, and third prize is $25, in how many different ways can the prizes be awarded?
A. Combination B. Permutation
Provide an appropriate response.36x2 - 36 cannot be factored because there is no x term. Is this statement true?
A. Yes, it is true. B. No, it is not true.
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - ,
< ? < 2?Find sin
.
A. -
B.
C.
D. -