Fill in the digits for the given place values in the following whole number.The speed of light is approximately 29,979,250,000 centimeters per second. What digit tells the number of ten millions?

A. 5
B. 2
C. 9
D. 7


Answer: D

Mathematics

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Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = cot(9x - 6)

A. y = cot u; u = 9x - 6;  = - 9 cot(9x - 6) csc(9x - 6)
B. y = 9u - 6; u = cot x;  = - 9 cot x csc2 x
C. y = cot u; u = 9x - 6;  = - csc2(9x - 6)
D. y = cot u; u = 9x - 6;  = - 9 csc2(9x - 6)

Mathematics

Use a double-angle identity to find the exact value of the expression.

A.
B.
C.
D.

Mathematics

Without using a calculator, determine whether the first number is divisible by the second number.Is 22,233 divisible by 2?

A. Yes B. No

Mathematics

Solve the system by substitution.y = x2 - 4y = 12x - 39

A. (5, 29), (7, 53) B. (-5, 21), (7, 45) C. (-5, 21), (-7, 45) D. (5, 21), (7, 45)

Mathematics