Evaluate the integral.dx

A. 72
B. 36
C. 42
D. 18


Answer: C

Mathematics

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Solve the initial value problem.Differential Equation:  = -3ti + 7tj + 9tkInitial Condition: r(0) = -3i + 3k

A. r(t) = i + t2j  -  k
B. r(t) = i + t2j  +  k
C. r(t) = (-3t2 - 6)i + 7t2j  + (9t2 + 6)k
D. r(t) = i + t2j  +  k

Mathematics

Write an expression involving subtraction and simplify.the difference of -27 and -7.

A. -20 B. -34 C. 20 D. 34

Mathematics

Find the csc A if cos A = 0.8570

What will be an ideal response?

Mathematics

Use a differential to approximate the quantity. ?  ?  Round the result to the nearest thousandth, if necessary. ?  __________

Fill in the blank(s) with the appropriate word(s).

Mathematics