Collect like terms.8.6a + 5.8b - 6.9a - 1.3b
A. 1.7a + 7.1b
B. 1.7a + 4.5b
C. -1.7a + 4.5b
D. 15.5a + 7.1b
Answer: B
Mathematics
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What will be an ideal response?
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(4 - 5x)
A. 4 B. 0 C. -1 D. does not exist
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Give the domain and range of the function.
A. Domain {-1} ; Range (-7, 7) B. Domain [-7, 7] ; Range {-1} C. Domain (-?, ?) ; Range {-1} D. Domain (-7, 7) ; Range {-1}
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Find the phase shift of the function.y = -3 cos 
A. 3? units to the right
B. 
units to the right
C. ? units to the left
D. 
units to the left
Mathematics