Express the following in interval notation.-6 < x < -5
A. (-?, -6) ? (-5, ?)
B. (-6, -5)
C. (-?, -6] ? [-5, ?)
D. [-6, -5]
Answer: B
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Solve the initial value problem and leave the solution in implicit form.u'(x) = sec u sin 
, u(8?) = ?
A. sin u = 
- 4 cos 
B. sin u = 4 + 4? cos 
C. sin u = 4 - 4 cos 
D. sin u = 
- 
cos 
Solve.On a recent trip, Asha drove 270 miles on 16
gallons of gasoline. How many miles would we expect the car to travel on 1 gallon of gas?
A. 
mi
B. 4358
mi
C. 617
mi
D. 16
mi
Provide an appropriate response.Pam uses front-end estimation and adds 345, 211, 418 as 900 + (50 + 10 + 20) to get the answer 980. Pat rounds up the numbers and adds 350 + 200 + 400 to get 950. Who has the better answer?
What will be an ideal response?
Solve and, when appropriate, round the answer to the nearest tenth.The radius of a sphere depends on its surface area, S, and is given by the formula r = 
.What is the surface area of a sphere with radius of 6.7 inches?Use 3.14 for ?.
A. 21 square inches B. 563.8 square inches C. 141 square inches D. 84.2 square inches