Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.
A. Not a real number
B. Rational, 5
C. Irrational, 12.500
D. Rational, 12.500
Answer: B
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Use the given graph of the polynomial function to state whether the leading coefficient is positive or negative and whether the polynomial function is cubic or quartic.
A. Negative; Cubic B. Positive; Cubic C. Positive; Quartic D. Negative; Quartic
Find the exact value of the expression or state that it does not exist.tan (tan-1 (-5.9))
A. 5.9 B. -5.9 C. -2.8 D. 9
Solve.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 = $1500 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. Fill in the blank(s) with the appropriate word(s).
Solve the quadratic inequality by sketching the graph of the corresponding quadratic function.x2 - 9 ? 0
A. Solution: [-3, 3]
B. Solution: (-?, -3] ? [3, ?)
C. Solution: (-?, -3) ? (3, ?)
D. Solution: (-?, -3) ? (3, ?)