The graph of two equations along with the points of intersection are given. Substitute the points of intersection into the systems of equations. Are the points of intersection solutions to the system of equations (Y/N)?
2x2 = y + 5y = -14x + 19
A. No
B. Yes
Answer: B
Mathematics
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Multiply using the rule for finding the product of the sum and difference of two terms.(x2 + 7)(x2 - 7)
A. x4 - 14 B. x4 - 49 C. x4 + 14x2 - 49 D. x4 - 14x2 - 49
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Express the repeating decimal as a quotient of integers. If possible, reduce to lowest terms.0.
A. 
B. 
C. 
D. 
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Find the phase shift of the function.y = 5 cos (6x + ?)
A. 5? units to the right
B. 6? units to the right
C. 
units to the left
D. 
units to the left
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Use common or natural logarithms to solve the exponential equation symbolically.2-x = 
A. x = ln 
B. x = - 
C. x = 
D. x = - ln 8
Mathematics