Solve the problem.Janet is planning to visit Arizona, New Mexico, and California on a 16-day vacation. If she plans to spend as much time in New Mexico as she does in the other two states combined, how can she allot her time in the three states? (Let x denote the number of days in Arizona, y the number of days in New Mexico, and z the number of days in California. Let z be the parameter.)
A. x = 8 - z, y = 8, 0 ? z ? 8
B. x = 8, y = 8 - z, 0 ? z ? 8
C. x = 8, y = z - 8, 0 ? z ? 8
D. x = z - 8, y = 8, 0 ? z ? 8
Answer: A
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Multiply.
A. 80.9 B. 234.8 C. 233.81 D. 233.7
Solve.In a lottery game run by a certain state, for every game ticket purchased, a player can pick any 4 numbers from 1 through 46. If the numbers match those drawn by the state, the player wins. If Martin buys 3 tickets, what is his probability of winning?
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Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find cos A when a = 7 and b = 6.
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Select the polar equation of the conic for ?e = 1.0 and identify the conic for the following equation.
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