Solve the problem.For what point(s) on the curve of y = -0.25x2 + 8x is the slope of a tangent line equal to 1?
A. (14, 63)
B. (1, 7.75)
C. (16, 64)
D. (0, 0)
Answer: A
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Solve the problem.The following string of B's and G's was obtained by tossing a quarter 40 times. Heads were listed as B and tails as G. Use this simulation to estimate the probability of two girls being born in succession.
A. 
B. 
C. 
D. 
Find the particular solution to the given differential equation that satisfies the given conditions.
+ 5 
+ 6y = -5 - ex; 
= 
and y = - 
when x = 0
A. y = - 2e-3x + 2e-2x - 
- 
ex
B. y = - 2e-3x - 2e-2x - 
- 
ex
C. y = - 2e-3x + 2e-2x - 
+ 
ex
D. y = - 2e-3x + 2e-2x + 
- 
ex
A child has an enormous jar in which she has been saving all of her spare change. In order to determine exactly how much money she has in the jar, she dumps all of the coins on the floor and counts them. Under the watchful eye of her mother, she counts 180 pennies, 120 nickels, 100 dimes, and 80 quarters.If the child were to grab a handful of 48 coins at random from the jar, how much money should she expect it to be worth?
A. $39.60 B. $4.80 C. $3.78 D. $4.92 E. none of these
Write in factored form.t(3 - m) + s(3 - m)
A. (t - s)(3 - m) B. (t + s)(3 - m) C. t(3 - m) + s D. no common factor