Without graphing the function, determine its amplitude or period as requested.y = -5 sin 4xFind the amplitude.
A. 
B. 5
C. 
D. 
Answer: B
Mathematics
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Simplify.5 × 0.5 + 1.1 ÷ 2 - 0.42
A. 5.99 B. 10.09 C. 1.19 D. 2.89
Mathematics
Write a variable expression to describe the situation.The length of a rectangle is 8 meters shorter than four times the width. Use l for the length and w for the width of the rectangle.
A. l = 4w - 8 B. l = 4w + 8 C. l = 8w - 4 D. l + w = 8
Mathematics
Answer the question.The monomial 16x2y8 is a perfect square.True or False?
A. False. B. True.
Mathematics
Find the LCM of 3, 4, and 15. ?
A. 180 B. 300 C. 60 D. 240
Mathematics