Provide an appropriate response.Identify which of the following properties apply to the graph of
I. The domain is all real numbers except integer multiples of ?. II. The range is (-?, -1] ? [1, ?). III. The equations of the vertical asymptotes are
, where n is an odd integer. IV. The x-intercepts are of the form
where n is an integer.
A. III and IV
B. II and IV
C. I and III
D. I only
Answer: D
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Solve the problem.A student deposits $250 into an account with an interest rate of r. If the interest is compounded annually, after 2 years, the amount of money in the account is given by . Find the polynomial that represents the amount of money in the account after 2 years. (Hint: Multiply
; then distribute 250.)
A. 250r B. 250 + 500r + 250r2 C. 250 + 250r2 D. 250 + 250r + 250r2
Express the statement as an equation involving the indicated variables.The area A of a rectangle is the product of its length l and its width w.
A. A =
B. A = 2(l + w)
C. A = lw
D. A = l + w
Perform the indicated operation.(7m5 + 4m2 + 3m) + (6m5 + 6m2 + 3m)
A. 13m + 10m5 + 6m2 B. 29m8 C. 13m5 + 10m2 + 6m D. 9m5 + 13m2 + 7m
Factor the expression completely. If the polynomial is prime, state this as your answer.x4 - t4
A. (x + t)2(x - t)2 B. (x2 + t2)(x2 - t2) C. (x2 + t2)(x - t)(x + t) D. (x2 + t2)(x - t)(x - t)