For the given rectangular equation, write an equivalent polar equation.y = x

A. sin ? = - cos ?
B. r = sin ?
C. r = cos ?
D. sin ? = cos ?

Answer: D

Mathematics

Identify the fraction as a proper fraction, an improper fraction, or a mixed number.

A. Proper fraction B. Mixed number C. Improper fraction

View

Mathematics

For the given functions f and g, find the requested function.f(x) = x + 2; g(x) = 2x2Find (f - g)(x).

A. 2x2 + x + 2 B. -2x2 - x - 2 C. -2x2 + x + 2 D. -2x2 - x + 2

View

Mathematics

Write the expression as a sum, difference, or multiple of logarithms.log3

A. 5 log₃x + 2 log₃y - log₃z -  log₃w
B. 10 log₃xy -  log₃wz
C. 7 log₃xy -  log₃wz
D. log₃x⁵ + log₃y² - log₃z - log₃w^4/5

View

Mathematics

Solve the equation. + = 4

A. {0}
B. {, -2}
C. {-2}
D. {2, -2}

View

Mathematics