Evaluate the expression.11 + x, if x = 3.7

A. 7.3
B.
C. 14.7
D. 40.7


Answer: C

Mathematics

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Calculate the flow in the field F along the path C.F = ey2i + j  + 2k , C is the curve r(t) = 6t2i + 6tj + (-9 - 4t)k , 1 ? t ? 6

A. (e1296 - e36) + ln 6 - 40
B. (e1296 - e36) + ln 6 + 40
C. 6(e1296 - e36) + ln 6 - 40
D. (e1296 - e36) + ln 6 - 40

Mathematics

Solve.Wind resistance or atmospheric drag tends to slow down moving objects. Atmospheric drag varies jointly as an object's surface area A and velocity v. If a car traveling at a speed of 40 mph with a surface area of 35 ft2 experiences a drag of 168 N (Newtons), how fast must a car with 49 ft2 of surface area travel in order to experience a drag force of 388.08 N?

A. 63 mph B. 68 mph C. 71 mph D. 66 mph

Mathematics

Evaluate the function.Given that f(x) = -8, find f(2.7)

A. -5.3 B. 2.7 C. -21.6 D. -8

Mathematics

Determine the place value of the digit 3 in the whole number.1392

A. Ones B. Hundreds C. Thousands D. Tens

Mathematics