Evaluate the algebraic expression for the given value(s) of the variable(s).-x2 - 6xy + 3y2 ; x = -1, y = -2
A. 23
B. -23
C. 1
D. -1
Answer: D
Mathematics
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Solve.-4.4x + 1.5 = -4.5 - 1.4x
A. x = -9 B. x = 1.4 C. x = 2 D. x = 1.7
Mathematics
Simplify the rational expression. If the rational expression cannot be simplified, so state.
A. 
B. 
C. 
D. cannot be simplified
Mathematics
Convert the number in the sentence to standard notation.The average distance from Earth to the Sun is 149.6 million kilometers.
A. 149,600,000,000,000 km B. 149,600 km C. 149,600,000 km D. 149,600,000,000 km
Mathematics
Find the exact value of the logarithmic expression.log1010,000
A. -4
B. 40
C. 4
D. 
Mathematics