Use modular arithmetic to find the answer.Fill in the blank so that the answer is nonnegative and the least possible number.285 ? ___ (mod 11)
A. 11
B. 10
C. 6
D. 5
Answer: B
Mathematics
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Solve the problem.Evelyn measured two rooms of her apartment and found that she needed 45.8 square meters of wallpaper for one room and 36.7 square meters for the other. How much wallpaper did she need?
A. 165 m2 B. 82.5 m2 C. 92.5 m2 D. 82.6 m2
Mathematics
Determine whether the relation is a function.{(-6, 8), (-6, -1), (-1, 3), (3, -6), (8, 6)}
A. Not a function B. Function
Mathematics
Verify the identity.(cos ? + sin ?)2 + (cos ? - sin ?)2 = 2(cos2? + sin2?)
What will be an ideal response?
Mathematics
Approximate the coordinates of each turning point by graphing f(x) in the standard viewing rectangle. Round to the nearest hundredth, if necessary.f(x) = -7x2 + 19x - 5
A. (7.89, 1.36) B. (1.36, 7.89) C. (1.36, -7.89) D. (-1.36, 7.89)
Mathematics