Find the domain of the vector-valued function.r(t) = ln (t - 1)i + 
j
A. {t ? ?: 1 < t ? 4}
B. {t ? ?: 1 < t < 4}
C. {t ? ?: t ? 4}
D. {t ? ?: t > 1}
Answer: A
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Use the given information to find the exact value of the trigonometric expression.sin ? = 
; tan ? < 0
Find sin(2?).
A. 
B. 
C. - 
D. 
Solve the inequality. Give answer in interval notation.(x + 6)(x2 - 25) > 0
A. (-6, 5) B. (-?, -5) ? (5, ?) C. (-6, -5) ? (5, ?) D. (-?, 5) ? (5, 6)
Noah deposits $1,000,000 into a bank account paying 6% interest compounded annually and withdraws $75,000 at the end of each year. (a) Write an appropriate difference equation.(b) How much money will be in the account in 20 years?(c) Would you rather have $1,000,000 now or $75,000 a year for 20 years?
What will be an ideal response?
Find the slope m and the y-intercept of the line y = 2.663 + 8.415x
A. m = 8.415, yint = 2.663 B. m = 2.663; yint = 8.415 C. m = -8.415, yint = 2.663 D. m = 8.415, yint = 0