Multiply.4ax6(4ax7 + 6x3 - 11)

A. 16a2x13 + 6x3 - 11
B. 16a2x13 + 24ax9 - 44ax6
C. 16ax7 + 24x3 - 44
D. 16a2x13 + 24ax9


Answer: B

Mathematics

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Solve the problem.Vicki's car rental company charges $30 per day plus $0.25 per mile to rent a car. Joshua's rental company charges $35 per day plus $0.20 per mile. The total daily cost, y, in dollars, of renting the car if x miles are driven can be modeled by the linear system: y = 0.25x + 30 Vicki's y = 0.20x + 35 Joshua's Use graphing to solve the system. Interpret the coordinates of the solution in practical terms. 

A. {(100, 55)}; Both companies charge $100 for 55 miles driven. B. {(80, 50)}; Both companies charge $50 for 80 miles driven. C. {(100, 60)}; Both companies charge $60 for 100 miles driven. D. {(100, 55)}; Both companies charge $55 for 100 miles driven.

Mathematics

Convert the units.49 kg =  g

A. 0.49 g B. 0.049 g C. 49,000 g D. 4900 g

Mathematics

Use the half-angle formulas to evaluate the given function.cos 

A. 0.2588 B. 0.1951 C. 1.3066 D. -0.9659

Mathematics

Simplify the expression. ?

What will be an ideal response?

Mathematics