Use the Intermediate Value Theorem to determine whether the polynomial function has a zero in the given interval.f(x) = 9x5 + 3x3 - 7x2 + 2; [-1, 0]
A. f(-1) = 17 and f(0) = 2; no
B. f(-1) = -17 and f(0) = -2; no
C. f(-1) = -17 and f(0) = 2; yes
D. f(-1) = 17 and f(0) = -2; yes
Answer: C
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A. Consistent B. Contrary
Evaluate the expression without using a calculator.(
)2
A. 25 B. 5 C. -25 D. Not a real number
Solve the problem.Maria deposited 
in an independent retirement account at her bank. She earns interest per month on the balance. Each month, she deposits
in the account. Her balance each month after making a
deposit, is given by the recursively defined sequence B0 = $1000 Bn = 1.005Bn-1 + 100If she made the initial deposit on September 30, and makes each monthly deposit on the last day of the month, how much money will be in the account at the end of the year for Maria to count as a deduction for
that year's federal income taxes? That is, determine B3. A. $1105.00 B. $1316.58 C. $1472.88 D. $1210.53
Use the appropriate formula to answer the question.How much principal should be invested in a savings account paying 9% simple interest if you want to earn $243.00 in interest in 5 years? Round to the nearest dollar.
A. $825 B. $650 C. $540 D. $460