Add the fractions. Write the answer in lowest terms.

A.
B.
C.
D.


Answer: D

Mathematics

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Solve.A plane flying with a tailwind flew at a speed of 460 mph, relative to the ground. When flying against the tailwind, it flew at a speed of 330 mph. Graph the system to find the speed of the plane in calm air and the speed of the tailwind.

A. Speed of plane: 405 mph Speed of tailwind: 55 mph B. Speed of plane: 55 mph Speed of tailwind: 405 mph C. Speed of plane: 395 mph Speed of tailwind: 65 mph D. Speed of plane: 65 mph Speed of tailwind: 395 mph

Mathematics

Determine whether the algebraic expression is a polynomial (Yes or No). If it is a polynomial, write the polynomial in standard form, determine the degree and state if it is a monomial, binomial, or trinomial. If it is a polynomial with more than 3 terms, identify the expression as a polynomial.5m1/5 - 6

A. yes; 5m - 6; degree 1; binomial
B. no
C. yes; 5m1/5 - 6; degree ; trinomial
D. yes; 5m1/5 - 6; degree ; binomial

Mathematics

The pair of triangles is similar. Determine the three pairs of corresponding sides.

A. a corresponds to f b corresponds to d c corresponds to e B. a corresponds to d b corresponds to f c corresponds to e C. a corresponds to f b corresponds to e c corresponds to d D. a corresponds to e b corresponds to d c corresponds to f

Mathematics

Use a sum or difference identity to find the exact value.sin  cos  - cos  sin 

A.
B.
C. 1
D.

Mathematics