Solve the equation.x - x = 4

A. {-32}
B. {32}
C. {28}
D. {-28}


Answer: A

Mathematics

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Solve the problem.At the end of the day, a storekeeper had $1560 in the cash register, counting both the sale of goods and the sales tax of 4%. Find the amount that is the tax.

A. $55 B. $50 C. $65 D. $60

Mathematics

Find the curvature of the space curve.r(t) = -9i + (4 + 2t)j + (t2 + 7)k

A. ? = 
B. ? = -  
C. ? = 
D. ? = 

Mathematics

Without graphing the function, state the shift(s) that are applied to the graph of  to graph the given function. If the graph of  must be rotated about the x-axis, state this.f(x) = (x - 6)2 - 15

A. left 15 units, down 6 units B. left 6 units, down 15 units C. right 6 units, down 15 units D. right 15 units, down 6 units

Mathematics

Write the number without exponents.3.9833 × 106

A. 398,330 B. 238.998 C. 39,833,000 D. 3,983,300

Mathematics