Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.0x + 2.8y - 5.0z = 1.63.2x - 2.8y - 1.8z = -2.74.3x + 1.9y - 2.0z = 9.0
A. (1.9, 2.1, 1.6)
B. (9.6, 10.5, 8.1)
C. (7.7, 8.4, 6.5)
D. (3.8, 4.2, 3.3)
Answer: A
Mathematics
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A. 107.46° B. 252.54° C. 108.93° D. 104.69°
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State whether the graph is or is not that of a function.
A. Yes B. No
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Use the power rule and the power of a product or quotient rule to simplify the expression.(-4xy)3
A. -64x3y3 B. -12xy C. -64xy D. -12x3y3
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Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics