Estimate the sum or difference by rounding each number to the nearest ten.
A. 180
B. 178
C. 170
D. 200
Answer: C
Mathematics
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for ? as indicated.Use 3.14 for ?.
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Solve the system of equations.
A. {(-4, -5, -1)} B. {(-4, -1, -5)} C. {(-1, -4, -5)} D. {(-5, -1, -4)}
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Find the phase shift of the function.y = 2 cos (3?x + 2)
A. 2 units to the right
B. 2 units to the left
C. 
units to the left
D. 
units to the right
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Multiply.-6x6(-9x6 - 12x4)
A. 126x12 + 126x10 B. 126x6 C. 54x12 + 72x10 D. 54x12 - 12x4
Mathematics