A semielliptical arch over a tunnel for a one-way road through a mountain has a major axis of 20 feet and a height at the center of 4 feet. Select the arch of the tunnel on a rectangular coordinate system with the center of the road entering the tunnel at the origin. Identify the coordinates of the known points.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
Mathematics
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Write the expression as a single logarithm. Leave your answer in simplest form without negative or fractional exponents.loga q - loga r + 5 loga p
A. loga qp5r
B. loga 
C. loga 
D. loga 
Mathematics
Graph the function.f(x) = 
log5x
A. 
B. 
C. 
D. 
Mathematics
Write the answer to the problem as an algebraic expression.The product of two numbers is 28. One of the numbers is t. What is the other number.
A. 28t
B. 
C. 
D. 28 - t
Mathematics
Write the underlined number in word form.A package weighs 
pounds.
A. one hundred forty-seven and nine-tens B. one hundred forty-seven and nine-hundreds C. one hundred forty-seven and nine-hundredths D. one hundred forty-seven and nine-tenths
Mathematics