Solve the equation.log 4x = log 3 + log (x + 1)
A. 
B. 3
C. 
D. -3
Answer: B
Mathematics
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Replace the Cartesian equation with an equivalent polar equation. (x - 20)2 + (y + 3)2 = 400
A. r2 = 40r sin ? - 6r cos ? - 9 B. r2 = 40r cos ? - 6r sin ? - 9 C. r = 40 cos ? - 6 sin ? - 9 D. r2 = -20r cos ? + 3r sin ? + 400
Mathematics
A box contains $7.15 in nickels, dimes, and quarters. There are 44 coins in all, and the sum of the numbers of nickels and dimes is two less than the number of quarters. How many coins of each kind are there?
A. 17 nickels, 6 dimes, and 21 quarters B. 16 nickels, 5 dimes, and 23 quarters C. 16 nickels, 10 dimes, and 27 quarters D. 14 nickels, 7 dimes, and 23 quarters E. 18 nickels, 9 dimes, and 17 quarters
Mathematics
Let g(r, s, t) =  figure.png)
Find  figures 4.png)
 multiple choice.png)
Mathematics
Multiply.
A. 1165 B. 1255 C. 1145 D. 1155
Mathematics