Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 6 hours?
A. Yes
B. No
Answer: A
Mathematics
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Solve for y or k, as appropriate.ln y = 4x + 1
A. ln (4x + 1) B. 5 C. 4x D. e4x + 1
Mathematics
Solve the problem.In each situation that follows, determine whether the sum of a geometric series Sn is positive or negative.i) a1 > 0, r > 0, and n is a counting numberii) a1 < 0, r > 0, and n is a counting number
A.
| i) | Sn > 0 |
B.
| i) | Sn > 0 |
C.
| i) | Sn < 0 |
D.
| i) | Sn < 0 |
Mathematics
Evaluate the algebraic expression for the given value. If necessary, simplify your answer.
- 
; x = 5, y = 7
A. 32 B. 12 C. 4 D. 3
Mathematics
Prove the identity.
= -4 (cos2 t + cos t)
What will be an ideal response?
Mathematics