Match the graph to the correct function.

A. y = 
B. y = 
C. y = 
D. y = 


Answer: A

Mathematics

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A statement Sn about the positive integers is given. Write statements Sk and Sk+1, simplifying Sk+1 completely.Sn: 12 + 42 + 72 + . . . + (3n - 2)2 = 

What will be an ideal response?

Mathematics

Solve the problem.Suppose economists use as a model of a country's economy the equation  C = 0.6716D + 5.9845where C represents the consumption of products in billions of dollars and D represents disposable income in billions of dollars. Solve the equation for D and use the result to determine the disposable income D if the consumption C is $8.42 billion. Round your answer to the nearest tenth of a billion.

A. $3.6 billion B. $3.5 billion C. $11.6 billion D. $6.6 billion

Mathematics

Use the Pythagorean Theorem to find the length of the missing side.Then find the indicated trigonometric function of the given angle. Give an exact answer with a rational denominator.Find sin ?.

A.
B.
C.  
D.

Mathematics

Two formulas that approximate the dosage of a drug prescribed for children are: Young's Rule: C =   and Cowling's Rule: C = .In each formula, A = the child's age in years, D = an adult dosage, and C = the proper child's dosage. The formulas apply for ages 2 through 13. Use these formulas to solve the problem.For a 6-year old child, what is the difference in the dosage given by Young's Rule and Cowling's Rule? Express the answer as a single rational (or fractional) expression in terms of D.

A. D
B. D
C. - D
D. D

Mathematics