Provide an appropriate response.
Equations with rational expressions were solved by clearing denominators. When might cross products have been used?

What will be an ideal response?

Answers will vary.

Mathematics

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Solve the problem.The Tasmanian House of Representatives has 435 members. A set of 3 leaders - a Speaker, a Whip, and a Secretary - must be selected. How many different sets of leaders can be selected?

A. 435 × 434 × 433
B. 4353
C. 3435
D.
E. none of these

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Mathematics

Determine the slope and the y-intercept. Use the slope and the y-intercept to graph the equation.y = -3

A. slope: undefined; y-intercept: none

B. slope: 0; y-intercept: (0, 3)

C. slope: undefined; y-intercept: none

D. slope: 0; y-intercept: (0, -3)

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Mathematics

Simplify.(w - 4)2

A. w2 - 8w + 16 B. w2 + 16 C. w + 16 D. 16w2 - 8w + 16

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Mathematics

Solve the equation on the interval 0 ? ? < 2?.sec2 ? - 2 = tan2 ?

A.
B.
C.
D. No solution

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Mathematics