If y varies directly as x, find a linear function which relates them.y = 7 when x = 28
A. f(x) = x + 21
B. f(x) = 
C. f(x) = 4x
D. f(x) = 
Answer: D
Mathematics
You might also like to view...
Find the absolute value.|-11|
A. -11 B. 0 C. ± 11 D. 11
Mathematics
State the domain and range of the function.f(x) = -3-x + 1
A. Domain = = (-?, ?); range = (-?, 1) B. Domain = (-?, ?) ? (-?, ?); range = (-?, 1) C. Domain = (-?, ?); range = (-?, ?) D. Domain = (-?, ?); range = (-?, 1)
Mathematics
Identify the coefficient and degree of the monomial. -5
A. Coefficient: 0; Degree: -5 B. Coefficient: 1; Degree: 0 C. Coefficient: -5; Degree: 0 D. Coefficient: 1; Degree: -5
Mathematics
Use the power rules for exponents to simplify. Write the answer in exponential form.4(rt)9
A. 4rt9 B. 4r9t9 C. 4r9t D. 49r9t9
Mathematics