The temperature T, in degrees Fahrenheit, of a roast t minutes after it is placed in the oven is given by  
?
.
?
When does the temperature of the roast reach 142 degrees?
?

A. After 131.53 minutes
B. After 86.75 minutes
C. After 129.62 minutes
D. After 90.34 minutes


Answer: B

Mathematics

You might also like to view...

Multiply the conjugates.( - )( + )

A. 8
B. 14 - 2
C. 14
D. 14 + 2

Mathematics

Shade the region(s) that represents the set described.(A' ? B) ? C

A.

B.


C.

D.

Mathematics

Find the circumference of the circle. Use ? ? 3.14 and round to the nearest hundredth.diameter = 47 m

A. 147.58 m B. 6,936.26 m C. 295.16 m D. 73.79 m

Mathematics

Multiply.(15 + x)2

A. x + 225 B. x2 + 30x + 225 C. 225x2 + 30x + 225 D. x2 + 225

Mathematics