Solve the problem.Suppose there are 5 roads connecting town A to town B and 3 roads connecting town B to town C. In how many ways can a person travel from A to C via B?
A. 25
B. 8
C. 15
D. 9
Answer: C
Mathematics
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Translate the statement into a mathematical equation.9 times a number subtracted from 7 times the number is 26.
A. 7x + 9x = 26 B. 7x - 9x = 26 C. 7(x - 9) = 26x D. 7x(9 - x) = 26
Mathematics
Find the coordinates of the vertex of the parabola.y = x2 - 2x + 6
A. (5, 1) B. (5, 0) C. (0, 1) D. (1, 5)
Mathematics
Solve the equation by making an appropriate substitution.x4 - 20x2 - 125 = 0
A. {- 
, 
, -5i, 5i}
B. {5, i
}
C. {-25, 5}
D. {-5, 5, -i
, i
}
Mathematics
Find (if possible) the complement and supplement of the angle. ? 126° ?
A. Complement: 54°Supplement: Not possible B. Complement: 36°Supplement: 54° C. Complement: Not possibleSupplement: Not possible D. Complement: Not possibleSupplement: 54° E. Complement: 54°Supplement: 36°
Mathematics